Progress in makeScopeInternal
This commit is contained in:
Luuk de Gram
parent
72605c7549
commit
5f5d6ce4ea
282
src/analysis.zig
282
src/analysis.zig
@ -1542,6 +1542,8 @@ fn getDocumentSymbolsInternal(allocator: *std.mem.Allocator, tree: ast.Tree, nod
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.container_field,
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.container_field_align,
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.container_field_init,
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.tagged_union_enum_tag,
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.tagged_union_enum_tag_trailing,
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=> .Field,
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else => .Variable,
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},
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@ -1558,7 +1560,8 @@ fn getDocumentSymbolsInternal(allocator: *std.mem.Allocator, tree: ast.Tree, nod
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};
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var index: usize = 0;
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try addOutlineNodes(allocator, tree, node, &child_context);
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if (true) @panic("FIX: addOutlineNodes");
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// try addOutlineNodes(allocator, tree, node, &child_context);
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// while (node.iterate(index)) |child| : (index += 1) {
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// try addOutlineNodes(allocator, tree, child, &child_context);
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@ -1590,8 +1593,8 @@ pub const Declaration = union(enum) {
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/// Function parameter
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param_decl: ast.full.FnProto.Param,
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pointer_payload: struct {
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node: ast.full.PtrType,
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condition: *ast.Node,
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name: ast.TokenIndex,
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condition: ast.Node.Index,
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},
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array_payload: struct {
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identifier: *ast.Node,
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@ -1602,7 +1605,7 @@ pub const Declaration = union(enum) {
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switch_expr: *ast.Node,
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items: []const *ast.Node,
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},
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label_decl: *ast.Node, // .id is While, For or Block (firstToken will be the label)
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label_decl: ast.TokenIndex, // .id is While, For or Block (firstToken will be the label)
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};
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pub const DeclWithHandle = struct {
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@ -2145,7 +2148,7 @@ fn isContainer(tag: ast.Node.Tag) bool {
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/// Returns the member indices of a given declaration container.
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/// Asserts given `tag` is a container node
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fn declMembers(tree: ast.Tree, tag: ast.Node.Tag) []ast.Node.index {
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fn declMembers(tree: ast.Tree, tag: ast.Node.Tag, node_idx: ast.Node.Index) []const ast.Node.Index {
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std.debug.assert(isContainer(tag));
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return switch (tag) {
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.container_decl, .container_decl_trailing => tree.containerDecl(node_idx).ast.members,
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@ -2167,6 +2170,18 @@ fn declMembers(tree: ast.Tree, tag: ast.Node.Tag) []ast.Node.index {
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};
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}
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/// Returns an `ast.full.VarDecl` for a given node index.
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/// Returns null if the tag doesn't match
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fn varDecl(tree: ast.Tree, node_idx: ast.Node.Index) ?ast.full.VarDecl {
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return switch (tree.nodes.items(.tag)[node_idx]) {
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.global_var_decl => tree.globalVarDecl(node_idx),
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.local_var_decl => tree.localVarDecl(node_idx),
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.aligned_var_decl => tree.alignedVarDecl(node_idx),
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.simple_var_decl => tree.simpleVarDecl(node_idx),
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else => null,
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};
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}
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// TODO Possibly collect all imports to diff them on changes
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// as well
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fn makeScopeInternal(
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@ -2179,16 +2194,18 @@ fn makeScopeInternal(
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) error{OutOfMemory}!void {
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const tags = tree.nodes.items(.tag);
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const token_tags = tree.tokens.items(.tag);
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const data = tree.nodes.items(.data);
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const main_tokens = tree.nodes.items(.main_token);
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const node = tags[node_idx];
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if (isContainer(node)) {
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const ast_decls = declMembers(tree, node);
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const ast_decls = declMembers(tree, node, node_idx);
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(try scopes.addOne(allocator)).* = .{
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.range = nodeSourceRange(tree, node_idx),
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.decls = std.StringHashMap(Declaration).init(allocator),
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// .uses = &[0]*ast.Node.Use{},
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.tests = &[0]*ast.Node{},
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.tests = &.{},
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.data = .{ .container = node_idx },
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};
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const scope_idx = scopes.items.len - 1;
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@ -2227,7 +2244,7 @@ fn makeScopeInternal(
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};
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}
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const container_field: ?ast.full.ContainerField = switch (decl) {
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const container_field: ?ast.full.ContainerField = switch (tags[decl]) {
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.container_field => tree.containerField(decl),
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.container_field_align => tree.containerFieldAlign(decl),
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.container_field_init => tree.containerFieldInit(decl),
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@ -2235,7 +2252,7 @@ fn makeScopeInternal(
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};
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if (container_field) |field| {
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const empty_field = field.type_expr == 0 and field.value_expr == 0;
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const empty_field = field.ast.type_expr == 0 and field.ast.value_expr == 0;
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if (empty_field and node == .root) {
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continue;
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}
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@ -2250,7 +2267,7 @@ fn makeScopeInternal(
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},
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.tagged_union, .tagged_union_trailing => tree.taggedUnion(node_idx),
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.tagged_union_enum_tag, .tagged_union_enum_tag_trailing => tree.taggedUnionEnumTag(node_idx),
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.tagged_union_enum_tag, .tagged_union_enum_tag_trailing => blk: {
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.tagged_union_two, .tagged_union_two_trailing => blk: {
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var buffer: [2]ast.Node.Index = undefined;
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break :blk tree.taggedUnionTwo(&buffer, node_idx);
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},
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@ -2287,44 +2304,56 @@ fn makeScopeInternal(
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}
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switch (node) {
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.FnProto => {
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const func = node.castTag(.FnProto).?;
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.fn_proto, .fn_proto_one, .fn_proto_simple, .fn_proto_multi, .fn_decl => {
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var buf: [1]ast.Node.Index = undefined;
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const func: ast.full.FnProto = switch (node) {
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.fn_proto => tree.fnProto(node_idx),
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.fn_proto_one => tree.fnProtoOne(&buf, node_idx),
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.fn_proto_simple => tree.fnProtoSimple(&buf, node_idx),
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.fn_proto_multi => tree.fnProtoMulti(node_idx),
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.fn_decl => tree.fnProto(data[node_idx].lhs),
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else => unreachable,
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};
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(try scopes.addOne(allocator)).* = .{
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.range = nodeSourceRange(tree, node),
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.range = nodeSourceRange(tree, node_idx),
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.decls = std.StringHashMap(Declaration).init(allocator),
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// .uses = &[0]*ast.Node.Use{},
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.tests = &[0]*ast.Node{},
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.tests = &.{},
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.data = .{ .function = node },
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};
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var scope_idx = scopes.items.len - 1;
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errdefer scopes.items[scope_idx].decls.deinit();
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for (func.params()) |*param| {
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if (param.name_token) |name_tok| {
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if (try scopes.items[scope_idx].decls.fetchPut(tree.tokenSlice(name_tok), .{ .param_decl = param })) |existing| {
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// TODO Record a redefinition error
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var it = func.iterate(tree);
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while (it.next()) |param| {
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if (param.name_token) |name_token| {
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if (try scopes.items[scope_idx].decls.fetchPut(tree.tokenSlice(name_token), .{ .param_decl = param })) |existing| {
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// TODO record a redefinition error
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}
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}
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}
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if (func.getBodyNode()) |body| {
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try makeScopeInternal(allocator, scopes, error_completions, enum_completions, tree, body);
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if (node == .fn_decl) {
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try makeScopeInternal(allocator, scopes, error_completions, enum_completions, tree, data[node_idx].rhs);
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}
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return;
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},
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.TestDecl => {
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return try makeScopeInternal(allocator, scopes, error_completions, enum_completions, tree, node.castTag(.TestDecl).?.body_node);
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.test_decl => {
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return try makeScopeInternal(allocator, scopes, error_completions, enum_completions, tree, data[node_idx].rhs);
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},
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.LabeledBlock => {
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const block = node.castTag(.LabeledBlock).?;
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std.debug.assert(tree.token_ids[block.label] == .Identifier);
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var scope = try scopes.addOne(allocator);
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.block, .block_semicolon, .block_two, .block_two_semicolon => {
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const first_token = tree.firstToken(node_idx);
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const last_token = tree.lastToken(node_idx);
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// if labeled block
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if (token_tags[first_token] == .identifier) {
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const scope = try scopes.addOne(allocator);
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scope.* = .{
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.range = .{
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.start = tree.token_locs[block.lbrace].start,
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.end = tree.token_locs[block.rbrace].end,
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.start = tree.tokenLocation(main_tokens[node_idx]).line_start,
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.end = tree.tokenLocation(@truncate(u32, start), last_token).line_start,
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},
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.decls = std.StringHashMap(Declaration).init(allocator),
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// .uses = &[0]*ast.Node.Use{},
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@ -2332,17 +2361,15 @@ fn makeScopeInternal(
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.data = .other,
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};
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errdefer scope.decls.deinit();
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try scope.decls.putNoClobber(tree.tokenSlice(block.label), .{
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.label_decl = node,
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});
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try scopes.items[scope_idx].decls.putNoClobber(tree.tokenSlice(first_token), .{ .label_decl = first_token });
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}
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(try scopes.addOne(allocator)).* = .{
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.range = nodeSourceRange(tree, node),
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.range = nodeSourceRange(tree, node_idx),
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.decls = std.StringHashMap(Declaration).init(allocator),
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// .uses = &[0]*ast.Node.Use{},
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.tests = &[0]*ast.Node{},
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.data = .{ .block = node },
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.tests = &.{},
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.data = .{ .block = node_idx },
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};
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var scope_idx = scopes.items.len - 1;
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// var uses = std.ArrayList(*ast.Node.Use).init(allocator);
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@ -2352,18 +2379,23 @@ fn makeScopeInternal(
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// uses.deinit();
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}
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var child_idx: usize = 0;
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while (node.iterate(child_idx)) |child_node| : (child_idx += 1) {
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// if (child_node.castTag(.Use)) |use| {
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// try uses.append(use);
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// continue;
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// }
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const statements: []const ast.Node.Index = switch (node) {
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.block, .block_semicolon => tree.extra_data[data[node_idx].lhs..data[node_idx].rhs],
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.block_two, .block_two_semicolon => blk: {
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const statements = [2]ast.Node.Index{ data[node_idx].lhs, data[node_idx].rhs };
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const len: usize = if (data[node_idx].lhs == 0) 0 else if (data[node_idx].rhs == 0) 1 else 2;
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break :blk statements[0..len];
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},
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else => unreachable,
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};
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try makeScopeInternal(allocator, scopes, error_completions, enum_completions, tree, child_node);
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if (child_node.castTag(.VarDecl)) |var_decl| {
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const name = tree.tokenSlice(var_decl.name_token);
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if (try scopes.items[scope_idx].decls.fetchPut(name, .{ .ast_node = child_node })) |existing| {
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// TODO Record a redefinition error.
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for (statements[0..len]) |idx| {
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try makeScopeInternal(allocator, scopes, error_completions, enum_completions, tree, idx);
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// if (tags[
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if (varDecl(idx)) |var_decl| {
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const name = tree.tokenSlice(var_decl.ast.mut_token + 1);
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if (try scopes.items[scope_idx].decls.fetchPut(name, .{ .ast_node = idx })) |existing| {
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// TODO record a redefinition error.
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}
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}
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}
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@ -2371,171 +2403,139 @@ fn makeScopeInternal(
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// scopes.items[scope_idx].uses = uses.toOwnedSlice();
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return;
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},
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.Block => {
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const block = node.castTag(.Block).?;
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(try scopes.addOne(allocator)).* = .{
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.range = nodeSourceRange(tree, node),
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.decls = std.StringHashMap(Declaration).init(allocator),
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// .uses = &[0]*ast.Node.Use{},
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.tests = &[0]*ast.Node{},
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.data = .{ .block = node },
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};
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var scope_idx = scopes.items.len - 1;
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// var uses = std.ArrayList(*ast.Node.Use).init(allocator);
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errdefer {
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scopes.items[scope_idx].decls.deinit();
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// uses.deinit();
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}
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var child_idx: usize = 0;
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while (node.iterate(child_idx)) |child_node| : (child_idx += 1) {
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// if (child_node.castTag(.Use)) |use| {
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// try uses.append(use);
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// continue;
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// }
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try makeScopeInternal(allocator, scopes, error_completions, enum_completions, tree, child_node);
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if (child_node.castTag(.VarDecl)) |var_decl| {
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const name = tree.tokenSlice(var_decl.name_token);
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if (try scopes.items[scope_idx].decls.fetchPut(name, .{ .ast_node = child_node })) |existing| {
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// TODO Record a redefinition error.
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}
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}
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}
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// scopes.items[scope_idx].uses = uses.toOwnedSlice();
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return;
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.@"comptime", .@"nosuspend" => {
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return try makeScopeInternal(allocator, scopes, error_completions, enum_completions, tree, data[node_idx].lhs);
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},
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.Comptime => {
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return try makeScopeInternal(allocator, scopes, error_completions, enum_completions, tree, node.castTag(.Comptime).?.expr);
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},
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.If => {
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const if_node = node.castTag(.If).?;
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.@"if", .if_simple => {
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const if_node: ast.full.If = if (node == .@"if")
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tree.ifFull(node_idx)
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else
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tree.ifSimple(node_idx);
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if (if_node.payload) |payload| {
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std.debug.assert(payload.tag == .PointerPayload);
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if (if_node.payload_token) |payload| {
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var scope = try scopes.addOne(allocator);
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scope.* = .{
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.range = .{
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.start = tree.token_locs[payload.firstToken()].start,
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.end = tree.token_locs[if_node.body.lastToken()].end,
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.start = tree.tokenLocation(0, payload).line_start,
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.end = tree.tokenLocation(@truncate(u32, start), tree.lastToken(if_node.ast.then_expr)).line_end,
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},
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.decls = std.StringHashMap(Declaration).init(allocator),
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// .uses = &[0]*ast.Node.Use{},
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.tests = &[0]*ast.Node{},
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.tests = &.{},
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.data = .other,
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};
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errdefer scope.decls.deinit();
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const ptr_payload = payload.castTag(.PointerPayload).?;
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std.debug.assert(ptr_payload.value_symbol.tag == .Identifier);
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const name = tree.tokenSlice(ptr_payload.value_symbol.firstToken());
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const name_token = payload + @boolToInt(token_tags[payload] == .asterisk);
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std.debug.assert(token_tags[name_token] == .identifier);
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const name = tree.tokenSlice(name_token);
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try scope.decls.putNoClobber(name, .{
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.pointer_payload = .{
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.node = ptr_payload,
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.condition = if_node.condition,
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.name = name_token,
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.condition = if_node.ast.cond_expr,
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},
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});
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}
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try makeScopeInternal(allocator, scopes, error_completions, enum_completions, tree, if_node.body);
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if (if_node.@"else") |else_node| {
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if (else_node.payload) |payload| {
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std.debug.assert(payload.tag == .Payload);
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try makeScopeInternal(allocator, scopes, error_completions, enum_completions, tree, if_node.ast.then_expr);
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if (if_node.ast.else_expr != 0) {
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if (if_node.error_token) |err_token| {
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std.debug.assert(token_tags[err_token] == .identifier);
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var scope = try scopes.addOne(allocator);
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scope.* = .{
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.range = .{
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.start = tree.token_locs[payload.firstToken()].start,
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.end = tree.token_locs[else_node.body.lastToken()].end,
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.start = tree.tokenLocation(0, err_token).line_start,
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.end = tree.tokenLocation(@truncate(u32, start), tree.lastToken(if_node.ast.else_expr)).line_end,
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},
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.decls = std.StringHashMap(Declaration).init(allocator),
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// .uses = &[0]*ast.Node.Use{},
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.tests = &[0]*ast.Node{},
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.tests = &.{},
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.data = .other,
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};
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errdefer scope.decls.deinit();
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const err_payload = payload.castTag(.Payload).?;
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std.debug.assert(err_payload.error_symbol.tag == .Identifier);
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const name = tree.tokenSlice(err_payload.error_symbol.firstToken());
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try scope.decls.putNoClobber(name, .{ .ast_node = payload });
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const name = tree.tokenSlice(err_token);
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try scope.decls.putNoClobber(name, .{ .ast_node = if_node.ast.else_expr });
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}
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try makeScopeInternal(allocator, scopes, error_completions, enum_completions, tree, else_node.body);
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try makeScopeInternal(allocator, scopes, error_completions, enum_completions, tree, if_node.ast.else_expr);
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}
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},
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.While => {
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const while_node = node.castTag(.While).?;
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if (while_node.label) |label| {
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std.debug.assert(tree.token_ids[label] == .Identifier);
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.@"while", .while_simple, .while_cont, .@"for", .for_simple => {
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const while_node: ast.full.While = switch (node) {
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.@"while" => tree.whileFull(node_idx),
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.while_simple => tree.whileSimple(node_idx),
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.while_cont => tree.whileCont(node_idx),
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.@"for" => tree.forFull(node_idx),
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.for_simple => tree.forSimple(node_idx),
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else => unreachable,
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};
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if (while_node.label_token) |label| {
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std.debug.assert(tags[label] == .identifier);
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var scope = try scopes.addOne(allocator);
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scope.* = .{
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.range = .{
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.start = tree.token_locs[while_node.while_token].start,
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||||
.end = tree.token_locs[while_node.lastToken()].end,
|
||||
.start = tree.tokenLocation(0, main_tokens[node_idx]).line_start,
|
||||
.end = tree.tokenLocation(@truncate(u32, start), tree.lastToken(while_node.ast.then_expr)).line_end,
|
||||
},
|
||||
.decls = std.StringHashMap(Declaration).init(allocator),
|
||||
// .uses = &[0]*ast.Node.Use{},
|
||||
.tests = &[0]*ast.Node{},
|
||||
.tests = &.{},
|
||||
.data = .other,
|
||||
};
|
||||
errdefer scope.decls.deinit();
|
||||
|
||||
try scope.decls.putNoClobber(tree.tokenSlice(label), .{
|
||||
.label_decl = node,
|
||||
});
|
||||
try scope.decls.putNoClobber(tree.tokenSlice(label), .{ .label_decl = label });
|
||||
}
|
||||
|
||||
if (while_node.payload) |payload| {
|
||||
std.debug.assert(payload.tag == .PointerPayload);
|
||||
if (while_node.payload_token) |payload| {
|
||||
var scope = try scopes.addOne(allocator);
|
||||
scope.* = .{
|
||||
.range = .{
|
||||
.start = tree.token_locs[payload.firstToken()].start,
|
||||
.end = tree.token_locs[while_node.body.lastToken()].end,
|
||||
.start = tree.tokenLocation(0, payload).line_start,
|
||||
.end = tree.tokenLocation(@truncate(u32, start), tree.lastToken(while_node.ast.then_exp)).line_end,
|
||||
},
|
||||
.decls = std.StringHashMap(Declaration).init(allocator),
|
||||
// .uses = &[0]*ast.Node.Use{},
|
||||
.tests = &[0]*ast.Node{},
|
||||
.tests = &.{},
|
||||
.data = .other,
|
||||
};
|
||||
errdefer scope.decls.deinit();
|
||||
|
||||
const ptr_payload = payload.castTag(.PointerPayload).?;
|
||||
std.debug.assert(ptr_payload.value_symbol.tag == .Identifier);
|
||||
const name = tree.tokenSlice(ptr_payload.value_symbol.firstToken());
|
||||
const name_token = payload + @boolToInt(token_tags[payload] == .asterisk);
|
||||
std.debug.assert(token_tags[name_token] == .identifier);
|
||||
|
||||
const name = tree.tokenSlice(name_token);
|
||||
try scope.decls.putNoClobber(name, .{
|
||||
.pointer_payload = .{
|
||||
.node = ptr_payload,
|
||||
.condition = while_node.condition,
|
||||
.name = name_token,
|
||||
.condition = while_node.ast.cond_expr,
|
||||
},
|
||||
});
|
||||
}
|
||||
try makeScopeInternal(allocator, scopes, error_completions, enum_completions, tree, while_node.body);
|
||||
try makeScopeInternal(allocator, scopes, error_completions, enum_completions, tree, while_node.ast.then_expr);
|
||||
|
||||
if (while_node.@"else") |else_node| {
|
||||
if (else_node.payload) |payload| {
|
||||
std.debug.assert(payload.tag == .Payload);
|
||||
if (while_node.ast.else_expr != 0) {
|
||||
if (while_node.error_token) |err_token| {
|
||||
std.debug.assert(token_tags[err_token] == .identifier);
|
||||
var scope = try scopes.addOne(allocator);
|
||||
scope.* = .{
|
||||
.range = .{
|
||||
.start = tree.token_locs[payload.firstToken()].start,
|
||||
.end = tree.token_locs[else_node.body.lastToken()].end,
|
||||
.start = tree.tokenLocation(0, err_token).line_start,
|
||||
.end = tree.tokenLocation(@truncate(u32, start), tree.lastToken(if_node.ast.else_expr)).line_end,
|
||||
},
|
||||
.decls = std.StringHashMap(Declaration).init(allocator),
|
||||
// .uses = &[0]*ast.Node.Use{},
|
||||
.tests = &[0]*ast.Node{},
|
||||
.tests = &.{},
|
||||
.data = .other,
|
||||
};
|
||||
errdefer scope.decls.deinit();
|
||||
|
||||
const err_payload = payload.castTag(.Payload).?;
|
||||
std.debug.assert(err_payload.error_symbol.tag == .Identifier);
|
||||
const name = tree.tokenSlice(err_payload.error_symbol.firstToken());
|
||||
try scope.decls.putNoClobber(name, .{ .ast_node = payload });
|
||||
const name = tree.tokenSlice(err_token);
|
||||
try scope.decls.putNoClobber(name, .{ .ast_node = if_node.ast.else_expr });
|
||||
}
|
||||
try makeScopeInternal(allocator, scopes, error_completions, enum_completions, tree, else_node.body);
|
||||
try makeScopeInternal(allocator, scopes, error_completions, enum_completions, tree, while_node.ast.else_expr);
|
||||
}
|
||||
},
|
||||
.For => {
|
||||
|
||||
Loading…
Reference in New Issue
Block a user