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Merge remote-tracking branch 'zigtools/master' into new_parser

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This commit is contained in:
Alexandros Naskos 2020-05-24 02:08:06 +03:00
commit f5ca94a0d1
3 changed files with 74 additions and 86 deletions
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112
src/analysis.zig
View File

@ -265,17 +265,14 @@ fn findReturnStatement(base_node: *ast.Node) ?*ast.Node.ControlFlowExpression {
} }
/// Resolves the return type of a function /// Resolves the return type of a function
fn resolveReturnType(analysis_ctx: *AnalysisContext, fn_decl: *ast.Node.FnProto) ?*ast.Node { fn resolveReturnType(analysis_ctx: *AnalysisContext, fn_decl: *ast.Node.FnProto, current_container: *ast.Node) ?*ast.Node {
if (isTypeFunction(analysis_ctx.tree, fn_decl) and fn_decl.body_node != null) { if (isTypeFunction(analysis_ctx.tree, fn_decl) and fn_decl.body_node != null) {
// If this is a type function and it only contains a single return statement that returns // If this is a type function and it only contains a single return statement that returns
// a container declaration, we will return that declaration. // a container declaration, we will return that declaration.
const ret = findReturnStatement(fn_decl.body_node.?) orelse return null; const ret = findReturnStatement(fn_decl.body_node.?) orelse return null;
if (ret.rhs) |rhs| if (ret.rhs) |rhs|
if (resolveTypeOfNode(analysis_ctx, rhs)) |res_rhs| switch (res_rhs.id) { if (resolveTypeOfNode(analysis_ctx, rhs, current_container)) |res_rhs| switch (res_rhs.id) {
.ContainerDecl => { .ContainerDecl => return res_rhs,
analysis_ctx.onContainer(res_rhs.cast(ast.Node.ContainerDecl).?) catch return null;
return res_rhs;
},
else => return null, else => return null,
}; };
@ -283,18 +280,18 @@ fn resolveReturnType(analysis_ctx: *AnalysisContext, fn_decl: *ast.Node.FnProto)
} }
return switch (fn_decl.return_type) { return switch (fn_decl.return_type) {
.Explicit, .InferErrorSet => |return_type| resolveTypeOfNode(analysis_ctx, return_type), .Explicit, .InferErrorSet => |return_type| resolveTypeOfNode(analysis_ctx, return_type, current_container),
.Invalid => null, .Invalid => null,
}; };
} }
/// Resolves the type of a node /// Resolves the type of a node
pub fn resolveTypeOfNode(analysis_ctx: *AnalysisContext, node: *ast.Node) ?*ast.Node { pub fn resolveTypeOfNode(analysis_ctx: *AnalysisContext, node: *ast.Node, current_container: *ast.Node) ?*ast.Node {
switch (node.id) { switch (node.id) {
.VarDecl => { .VarDecl => {
const vari = node.cast(ast.Node.VarDecl).?; const vari = node.cast(ast.Node.VarDecl).?;
return resolveTypeOfNode(analysis_ctx, vari.type_node orelse vari.init_node.?) orelse null; return resolveTypeOfNode(analysis_ctx, vari.type_node orelse vari.init_node.?, current_container) orelse null;
}, },
// @TODO Param decl is no longer a node type. // @TODO Param decl is no longer a node type.
// .ParamDecl => { // .ParamDecl => {
@ -308,26 +305,26 @@ pub fn resolveTypeOfNode(analysis_ctx: *AnalysisContext, node: *ast.Node) ?*ast.
// }, // },
.Identifier => { .Identifier => {
if (getChildOfSlice(analysis_ctx.tree, analysis_ctx.scope_nodes, analysis_ctx.tree.getNodeSource(node))) |child| { if (getChildOfSlice(analysis_ctx.tree, analysis_ctx.scope_nodes, analysis_ctx.tree.getNodeSource(node))) |child| {
return resolveTypeOfNode(analysis_ctx, child); return resolveTypeOfNode(analysis_ctx, child, current_container);
} else return null; } else return null;
}, },
.ContainerField => { .ContainerField => {
const field = node.cast(ast.Node.ContainerField).?; const field = node.cast(ast.Node.ContainerField).?;
return resolveTypeOfNode(analysis_ctx, field.type_expr orelse return null); return resolveTypeOfNode(analysis_ctx, field.type_expr orelse return null, current_container);
}, },
.Call => { .Call => {
const call = node.cast(ast.Node.Call).?; const call = node.cast(ast.Node.Call).?;
const decl = resolveTypeOfNode(analysis_ctx, call.lhs) orelse return null; const decl = resolveTypeOfNode(analysis_ctx, call.lhs, current_container) orelse return null;
return switch (decl.id) { return switch (decl.id) {
.FnProto => resolveReturnType(analysis_ctx, decl.cast(ast.Node.FnProto).?), .FnProto => resolveReturnType(analysis_ctx, decl.cast(ast.Node.FnProto).?, current_container),
else => decl, else => decl,
}; };
}, },
.StructInitializer => { .StructInitializer => {
const struct_init = node.cast(ast.Node.StructInitializer).?; const struct_init = node.cast(ast.Node.StructInitializer).?;
const decl = resolveTypeOfNode(analysis_ctx, struct_init.lhs) orelse return null; const decl = resolveTypeOfNode(analysis_ctx, struct_init.lhs, current_container) orelse return null;
return switch (decl.id) { return switch (decl.id) {
.FnProto => resolveReturnType(analysis_ctx, decl.cast(ast.Node.FnProto).?), .FnProto => resolveReturnType(analysis_ctx, decl.cast(ast.Node.FnProto).?, current_container),
else => decl, else => decl,
}; };
}, },
@ -340,8 +337,9 @@ pub fn resolveTypeOfNode(analysis_ctx: *AnalysisContext, node: *ast.Node) ?*ast.
var rhs_str = nodeToString(analysis_ctx.tree, infix_op.rhs) orelse return null; var rhs_str = nodeToString(analysis_ctx.tree, infix_op.rhs) orelse return null;
// Use the analysis context temporary arena to store the rhs string. // Use the analysis context temporary arena to store the rhs string.
rhs_str = std.mem.dupe(&analysis_ctx.arena.allocator, u8, rhs_str) catch return null; rhs_str = std.mem.dupe(&analysis_ctx.arena.allocator, u8, rhs_str) catch return null;
const left = resolveTypeOfNode(analysis_ctx, infix_op.lhs) orelse return null; const left = resolveTypeOfNode(analysis_ctx, infix_op.lhs, current_container) orelse return null;
return resolveTypeOfNode(analysis_ctx, getChild(analysis_ctx.tree, left, rhs_str) orelse return null); const child = getChild(analysis_ctx.tree, left, rhs_str) orelse return null;
return resolveTypeOfNode(analysis_ctx, child, current_container);
}, },
else => {}, else => {},
} }
@ -353,13 +351,13 @@ pub fn resolveTypeOfNode(analysis_ctx: *AnalysisContext, node: *ast.Node) ?*ast.
.PtrType => { .PtrType => {
const op_token_id = analysis_ctx.tree.token_ids[prefix_op.op_token]; const op_token_id = analysis_ctx.tree.token_ids[prefix_op.op_token];
switch (op_token_id) { switch (op_token_id) {
.Asterisk => return resolveTypeOfNode(analysis_ctx, prefix_op.rhs), .Asterisk => return resolveTypeOfNode(analysis_ctx, prefix_op.rhs, current_container),
.LBracket, .AsteriskAsterisk => return null, .LBracket, .AsteriskAsterisk => return null,
else => unreachable, else => unreachable,
} }
}, },
.Try => { .Try => {
const rhs_type = resolveTypeOfNode(analysis_ctx, prefix_op.rhs) orelse return null; const rhs_type = resolveTypeOfNode(analysis_ctx, prefix_op.rhs, current_container) orelse return null;
switch (rhs_type.id) { switch (rhs_type.id) {
.InfixOp => { .InfixOp => {
const infix_op = rhs_type.cast(ast.Node.InfixOp).?; const infix_op = rhs_type.cast(ast.Node.InfixOp).?;
@ -377,7 +375,7 @@ pub fn resolveTypeOfNode(analysis_ctx: *AnalysisContext, node: *ast.Node) ?*ast.
const call_name = analysis_ctx.tree.tokenSlice(builtin_call.builtin_token); const call_name = analysis_ctx.tree.tokenSlice(builtin_call.builtin_token);
if (std.mem.eql(u8, call_name, "@This")) { if (std.mem.eql(u8, call_name, "@This")) {
if (builtin_call.params_len != 0) return null; if (builtin_call.params_len != 0) return null;
return analysis_ctx.last_this_node; return current_container;
} }
if (!std.mem.eql(u8, call_name, "@import")) return null; if (!std.mem.eql(u8, call_name, "@import")) return null;
@ -392,10 +390,7 @@ pub fn resolveTypeOfNode(analysis_ctx: *AnalysisContext, node: *ast.Node) ?*ast.
break :block null; break :block null;
}; };
}, },
.ContainerDecl => { .ContainerDecl => return node,
analysis_ctx.onContainer(node.cast(ast.Node.ContainerDecl).?) catch return null;
return node;
},
.MultilineStringLiteral, .StringLiteral, .ErrorSetDecl, .FnProto => return node, .MultilineStringLiteral, .StringLiteral, .ErrorSetDecl, .FnProto => return node,
else => std.debug.warn("Type resolution case not implemented; {}\n", .{node.id}), else => std.debug.warn("Type resolution case not implemented; {}\n", .{node.id}),
} }
@ -447,7 +442,7 @@ pub fn getFieldAccessTypeNode(
tokenizer: *std.zig.Tokenizer, tokenizer: *std.zig.Tokenizer,
line_length: usize, line_length: usize,
) ?*ast.Node { ) ?*ast.Node {
var current_node = &analysis_ctx.tree.root_node.base; var current_node = analysis_ctx.in_container;
while (true) { while (true) {
var next = tokenizer.next(); var next = tokenizer.next();
@ -455,7 +450,7 @@ pub fn getFieldAccessTypeNode(
.Eof => return current_node, .Eof => return current_node,
.Identifier => { .Identifier => {
if (getChildOfSlice(analysis_ctx.tree, analysis_ctx.scope_nodes, tokenizer.buffer[next.loc.start..next.loc.end])) |child| { if (getChildOfSlice(analysis_ctx.tree, analysis_ctx.scope_nodes, tokenizer.buffer[next.loc.start..next.loc.end])) |child| {
if (resolveTypeOfNode(analysis_ctx, child)) |node_type| { if (resolveTypeOfNode(analysis_ctx, child, current_node)) |node_type| {
current_node = node_type; current_node = node_type;
} else return null; } else return null;
} else return null; } else return null;
@ -469,7 +464,7 @@ pub fn getFieldAccessTypeNode(
if (after_period.loc.end == line_length) return current_node; if (after_period.loc.end == line_length) return current_node;
if (getChild(analysis_ctx.tree, current_node, tokenizer.buffer[after_period.loc.start..after_period.loc.end])) |child| { if (getChild(analysis_ctx.tree, current_node, tokenizer.buffer[after_period.loc.start..after_period.loc.end])) |child| {
if (resolveTypeOfNode(analysis_ctx, child)) |child_type| { if (resolveTypeOfNode(analysis_ctx, child, current_node)) |child_type| {
current_node = child_type; current_node = child_type;
} else return null; } else return null;
} else return null; } else return null;
@ -524,9 +519,16 @@ pub fn nodeToString(tree: *ast.Tree, node: *ast.Node) ?[]const u8 {
return null; return null;
} }
pub fn declsFromIndexInternal(decls: *std.ArrayList(*ast.Node), tree: *ast.Tree, node: *ast.Node, source_index: usize) error{OutOfMemory}!void { pub fn declsFromIndexInternal(
decls: *std.ArrayList(*ast.Node),
tree: *ast.Tree,
node: *ast.Node,
container: **ast.Node,
source_index: usize,
) error{OutOfMemory}!void {
switch (node.id) { switch (node.id) {
.Root, .ContainerDecl => { .Root, .ContainerDecl => {
container.* = node;
var node_it = node.iterate(); var node_it = node.iterate();
while (node_it.next()) |child_node| { while (node_it.next()) |child_node| {
// Skip over container fields, we can only dot access those. // Skip over container fields, we can only dot access those.
@ -536,55 +538,54 @@ pub fn declsFromIndexInternal(decls: *std.ArrayList(*ast.Node), tree: *ast.Tree,
// If the cursor is in a variable decls it will insert itself anyway, we don't need to take care of it. // If the cursor is in a variable decls it will insert itself anyway, we don't need to take care of it.
if ((is_contained and child_node.id != .VarDecl) or !is_contained) try decls.append(child_node); if ((is_contained and child_node.id != .VarDecl) or !is_contained) try decls.append(child_node);
if (is_contained) { if (is_contained) {
try declsFromIndexInternal(decls, tree, child_node, source_index); try declsFromIndexInternal(decls, tree, child_node, container, source_index);
} }
} }
}, },
.FnProto => { .FnProto => {
const func = node.cast(ast.Node.FnProto).?; const func = node.cast(ast.Node.FnProto).?;
for (func.paramsConst()) |param| { // @TODO Param decls are no longer nodes.
// try decls.append(node) // for (func.paramsConst()) |param| {
// @TODO We need to store something else than nodes from now on. // }
}
if (func.body_node) |body_node| { if (func.body_node) |body_node| {
if (!nodeContainsSourceIndex(tree, body_node, source_index)) return; if (!nodeContainsSourceIndex(tree, body_node, source_index)) return;
try declsFromIndexInternal(decls, tree, body_node, source_index); try declsFromIndexInternal(decls, tree, body_node, container, source_index);
} }
}, },
.TestDecl => { .TestDecl => {
const test_decl = node.cast(ast.Node.TestDecl).?; const test_decl = node.cast(ast.Node.TestDecl).?;
if (!nodeContainsSourceIndex(tree, test_decl.body_node, source_index)) return; if (!nodeContainsSourceIndex(tree, test_decl.body_node, source_index)) return;
try declsFromIndexInternal(decls, tree, test_decl.body_node, source_index); try declsFromIndexInternal(decls, tree, test_decl.body_node, container, source_index);
}, },
.Block => { .Block => {
var node_it = node.iterate(); var node_it = node.iterate();
while (node_it.next()) |inode| { while (node_it.next()) |inode| {
if (nodeComesAfterSourceIndex(tree, inode, source_index)) return; if (nodeComesAfterSourceIndex(tree, inode, source_index)) return;
try declsFromIndexInternal(decls, tree, inode, source_index); try declsFromIndexInternal(decls, tree, inode, container, source_index);
} }
}, },
.Comptime => { .Comptime => {
const comptime_stmt = node.cast(ast.Node.Comptime).?; const comptime_stmt = node.cast(ast.Node.Comptime).?;
if (nodeComesAfterSourceIndex(tree, comptime_stmt.expr, source_index)) return; if (nodeComesAfterSourceIndex(tree, comptime_stmt.expr, source_index)) return;
try declsFromIndexInternal(decls, tree, comptime_stmt.expr, source_index); try declsFromIndexInternal(decls, tree, comptime_stmt.expr, container, source_index);
}, },
.If => { .If => {
const if_node = node.cast(ast.Node.If).?; const if_node = node.cast(ast.Node.If).?;
if (nodeContainsSourceIndex(tree, if_node.body, source_index)) { if (nodeContainsSourceIndex(tree, if_node.body, source_index)) {
if (if_node.payload) |payload| { if (if_node.payload) |payload| {
try declsFromIndexInternal(decls, tree, payload, source_index); try declsFromIndexInternal(decls, tree, payload, container, source_index);
} }
return try declsFromIndexInternal(decls, tree, if_node.body, source_index); return try declsFromIndexInternal(decls, tree, if_node.body, container, source_index);
} }
if (if_node.@"else") |else_node| { if (if_node.@"else") |else_node| {
if (nodeContainsSourceIndex(tree, else_node.body, source_index)) { if (nodeContainsSourceIndex(tree, else_node.body, source_index)) {
if (else_node.payload) |payload| { if (else_node.payload) |payload| {
try declsFromIndexInternal(decls, tree, payload, source_index); try declsFromIndexInternal(decls, tree, payload, container, source_index);
} }
return try declsFromIndexInternal(decls, tree, else_node.body, source_index); return try declsFromIndexInternal(decls, tree, else_node.body, container, source_index);
} }
} }
}, },
@ -592,33 +593,33 @@ pub fn declsFromIndexInternal(decls: *std.ArrayList(*ast.Node), tree: *ast.Tree,
const while_node = node.cast(ast.Node.While).?; const while_node = node.cast(ast.Node.While).?;
if (nodeContainsSourceIndex(tree, while_node.body, source_index)) { if (nodeContainsSourceIndex(tree, while_node.body, source_index)) {
if (while_node.payload) |payload| { if (while_node.payload) |payload| {
try declsFromIndexInternal(decls, tree, payload, source_index); try declsFromIndexInternal(decls, tree, payload, container, source_index);
} }
return try declsFromIndexInternal(decls, tree, while_node.body, source_index); return try declsFromIndexInternal(decls, tree, while_node.body, container, source_index);
} }
if (while_node.@"else") |else_node| { if (while_node.@"else") |else_node| {
if (nodeContainsSourceIndex(tree, else_node.body, source_index)) { if (nodeContainsSourceIndex(tree, else_node.body, source_index)) {
if (else_node.payload) |payload| { if (else_node.payload) |payload| {
try declsFromIndexInternal(decls, tree, payload, source_index); try declsFromIndexInternal(decls, tree, payload, container, source_index);
} }
return try declsFromIndexInternal(decls, tree, else_node.body, source_index); return try declsFromIndexInternal(decls, tree, else_node.body, container, source_index);
} }
} }
}, },
.For => { .For => {
const for_node = node.cast(ast.Node.For).?; const for_node = node.cast(ast.Node.For).?;
if (nodeContainsSourceIndex(tree, for_node.body, source_index)) { if (nodeContainsSourceIndex(tree, for_node.body, source_index)) {
try declsFromIndexInternal(decls, tree, for_node.payload, source_index); try declsFromIndexInternal(decls, tree, for_node.payload, container, source_index);
return try declsFromIndexInternal(decls, tree, for_node.body, source_index); return try declsFromIndexInternal(decls, tree, for_node.body, container, source_index);
} }
if (for_node.@"else") |else_node| { if (for_node.@"else") |else_node| {
if (nodeContainsSourceIndex(tree, else_node.body, source_index)) { if (nodeContainsSourceIndex(tree, else_node.body, source_index)) {
if (else_node.payload) |payload| { if (else_node.payload) |payload| {
try declsFromIndexInternal(decls, tree, payload, source_index); try declsFromIndexInternal(decls, tree, payload, container, source_index);
} }
return try declsFromIndexInternal(decls, tree, else_node.body, source_index); return try declsFromIndexInternal(decls, tree, else_node.body, container, source_index);
} }
} }
}, },
@ -628,9 +629,9 @@ pub fn declsFromIndexInternal(decls: *std.ArrayList(*ast.Node), tree: *ast.Tree,
const case_node = case.*.cast(ast.Node.SwitchCase).?; const case_node = case.*.cast(ast.Node.SwitchCase).?;
if (nodeContainsSourceIndex(tree, case_node.expr, source_index)) { if (nodeContainsSourceIndex(tree, case_node.expr, source_index)) {
if (case_node.payload) |payload| { if (case_node.payload) |payload| {
try declsFromIndexInternal(decls, tree, payload, source_index); try declsFromIndexInternal(decls, tree, payload, container, source_index);
} }
return try declsFromIndexInternal(decls, tree, case_node.expr, source_index); return try declsFromIndexInternal(decls, tree, case_node.expr, container, source_index);
} }
} }
}, },
@ -648,7 +649,7 @@ pub fn declsFromIndexInternal(decls: *std.ArrayList(*ast.Node), tree: *ast.Tree,
try decls.append(node); try decls.append(node);
if (node.cast(ast.Node.VarDecl).?.init_node) |child| { if (node.cast(ast.Node.VarDecl).?.init_node) |child| {
if (nodeContainsSourceIndex(tree, child, source_index)) { if (nodeContainsSourceIndex(tree, child, source_index)) {
try declsFromIndexInternal(decls, tree, child, source_index); try declsFromIndexInternal(decls, tree, child, container, source_index);
} }
} }
}, },
@ -663,9 +664,10 @@ pub fn addChildrenNodes(decls: *std.ArrayList(*ast.Node), tree: *ast.Tree, node:
} }
} }
pub fn declsFromIndex(decls: *std.ArrayList(*ast.Node), tree: *ast.Tree, source_index: usize) !void { pub fn declsFromIndex(decls: *std.ArrayList(*ast.Node), tree: *ast.Tree, source_index: usize) !*ast.Node {
var node = &tree.root_node.base; var result = &tree.root_node.base;
try declsFromIndexInternal(decls, tree, &tree.root_node.base, source_index); try declsFromIndexInternal(decls, tree, &tree.root_node.base, &result, source_index);
return result;
} }
fn nodeContainsSourceIndex(tree: *ast.Tree, node: *ast.Node, source_index: usize) bool { fn nodeContainsSourceIndex(tree: *ast.Tree, node: *ast.Node, source_index: usize) bool {

22
src/document_store.zig
View File

@ -256,14 +256,14 @@ pub const AnalysisContext = struct {
arena: *std.heap.ArenaAllocator, arena: *std.heap.ArenaAllocator,
tree: *std.zig.ast.Tree, tree: *std.zig.ast.Tree,
scope_nodes: []*std.zig.ast.Node, scope_nodes: []*std.zig.ast.Node,
last_this_node: *std.zig.ast.Node, in_container: *std.zig.ast.Node,
std_uri: ?[]const u8, std_uri: ?[]const u8,
fn refreshScopeNodes(self: *AnalysisContext) !void { fn refreshScopeNodes(self: *AnalysisContext) !void {
var scope_nodes = std.ArrayList(*std.zig.ast.Node).init(&self.arena.allocator); var scope_nodes = std.ArrayList(*std.zig.ast.Node).init(&self.arena.allocator);
try analysis.addChildrenNodes(&scope_nodes, self.tree, &self.tree.root_node.base); try analysis.addChildrenNodes(&scope_nodes, self.tree, &self.tree.root_node.base);
self.scope_nodes = scope_nodes.items; self.scope_nodes = scope_nodes.items;
self.last_this_node = &self.tree.root_node.base; self.in_container = &self.tree.root_node.base;
} }
pub fn onImport(self: *AnalysisContext, import_str: []const u8) !?*std.zig.ast.Node { pub fn onImport(self: *AnalysisContext, import_str: []const u8) !?*std.zig.ast.Node {
@ -355,21 +355,11 @@ pub const AnalysisContext = struct {
.arena = self.arena, .arena = self.arena,
.tree = tree, .tree = tree,
.scope_nodes = self.scope_nodes, .scope_nodes = self.scope_nodes,
.last_this_node = &tree.root_node.base, .in_container = self.in_container,
.std_uri = self.std_uri, .std_uri = self.std_uri,
}; };
} }
pub fn onContainer(self: *AnalysisContext, container: *std.zig.ast.Node.ContainerDecl) !void {
if (self.last_this_node != &container.base) {
self.last_this_node = &container.base;
var scope_nodes = std.ArrayList(*std.zig.ast.Node).init(&self.arena.allocator);
try analysis.addChildrenNodes(&scope_nodes, self.tree, &container.base);
self.scope_nodes = scope_nodes.items;
}
}
pub fn deinit(self: *AnalysisContext) void { pub fn deinit(self: *AnalysisContext) void {
self.tree.deinit(); self.tree.deinit();
} }
@ -396,13 +386,13 @@ pub fn analysisContext(
self: *DocumentStore, self: *DocumentStore,
handle: *Handle, handle: *Handle,
arena: *std.heap.ArenaAllocator, arena: *std.heap.ArenaAllocator,
position: types.Position, position: usize,
zig_lib_path: ?[]const u8, zig_lib_path: ?[]const u8,
) !AnalysisContext { ) !AnalysisContext {
const tree = try handle.tree(self.allocator); const tree = try handle.tree(self.allocator);
var scope_nodes = std.ArrayList(*std.zig.ast.Node).init(&arena.allocator); var scope_nodes = std.ArrayList(*std.zig.ast.Node).init(&arena.allocator);
try analysis.declsFromIndex(&scope_nodes, tree, try handle.document.positionToIndex(position)); const in_container = try analysis.declsFromIndex(&scope_nodes, tree, position);
const std_uri = try stdUriFromLibPath(&arena.allocator, zig_lib_path); const std_uri = try stdUriFromLibPath(&arena.allocator, zig_lib_path);
return AnalysisContext{ return AnalysisContext{
@ -411,7 +401,7 @@ pub fn analysisContext(
.arena = arena, .arena = arena,
.tree = tree, .tree = tree,
.scope_nodes = scope_nodes.items, .scope_nodes = scope_nodes.items,
.last_this_node = &tree.root_node.base, .in_container = in_container,
.std_uri = std_uri, .std_uri = std_uri,
}; };
} }

26
src/main.zig
View File

@ -180,7 +180,7 @@ fn containerToCompletion(
while (child_it.next()) |child_node| { while (child_it.next()) |child_node| {
// Declarations in the same file do not need to be public. // Declarations in the same file do not need to be public.
if (orig_handle == analysis_ctx.handle or analysis.isNodePublic(analysis_ctx.tree, child_node)) { if (orig_handle == analysis_ctx.handle or analysis.isNodePublic(analysis_ctx.tree, child_node)) {
try nodeToCompletion(list, analysis_ctx, orig_handle, child_node, config); try nodeToCompletion(list, analysis_ctx, orig_handle, child_node, container, config);
} }
} }
} }
@ -190,6 +190,7 @@ fn nodeToCompletion(
analysis_ctx: *DocumentStore.AnalysisContext, analysis_ctx: *DocumentStore.AnalysisContext,
orig_handle: *DocumentStore.Handle, orig_handle: *DocumentStore.Handle,
node: *std.zig.ast.Node, node: *std.zig.ast.Node,
current_container: *std.zig.ast.Node,
config: Config, config: Config,
) error{OutOfMemory}!void { ) error{OutOfMemory}!void {
var doc = if (try analysis.getDocComments(list.allocator, analysis_ctx.tree, node)) |doc_comments| var doc = if (try analysis.getDocComments(list.allocator, analysis_ctx.tree, node)) |doc_comments|
@ -241,11 +242,11 @@ fn nodeToCompletion(
break :block var_decl.init_node.?; break :block var_decl.init_node.?;
}; };
if (analysis.resolveTypeOfNode(&child_analysis_context, child_node)) |resolved_node| { if (analysis.resolveTypeOfNode(&child_analysis_context, child_node, current_container)) |resolved_node| {
// Special case for function aliases // Special case for function aliases
// In the future it might be used to print types of values instead of their declarations // In the future it might be used to print types of values instead of their declarations
if (resolved_node.id == .FnProto) { if (resolved_node.id == .FnProto) {
try nodeToCompletion(list, &child_analysis_context, orig_handle, resolved_node, config); try nodeToCompletion(list, &child_analysis_context, orig_handle, resolved_node, current_container, config);
return; return;
} }
} }
@ -323,7 +324,7 @@ fn gotoDefinitionGlobal(id: i64, pos_index: usize, handle: DocumentStore.Handle)
defer arena.deinit(); defer arena.deinit();
var decl_nodes = std.ArrayList(*std.zig.ast.Node).init(&arena.allocator); var decl_nodes = std.ArrayList(*std.zig.ast.Node).init(&arena.allocator);
try analysis.declsFromIndex(&decl_nodes, tree, pos_index); _ = try analysis.declsFromIndex(&decl_nodes, tree, pos_index);
const decl = analysis.getChildOfSlice(tree, decl_nodes.items, name) orelse return try respondGeneric(id, null_result_response); const decl = analysis.getChildOfSlice(tree, decl_nodes.items, name) orelse return try respondGeneric(id, null_result_response);
const name_token = analysis.getDeclNameToken(tree, decl) orelse unreachable; const name_token = analysis.getDeclNameToken(tree, decl) orelse unreachable;
@ -353,7 +354,7 @@ fn gotoDefinitionFieldAccess(
var arena = std.heap.ArenaAllocator.init(allocator); var arena = std.heap.ArenaAllocator.init(allocator);
defer arena.deinit(); defer arena.deinit();
var analysis_ctx = try document_store.analysisContext(handle, &arena, position, config.zig_lib_path); var analysis_ctx = try document_store.analysisContext(handle, &arena, try handle.document.positionToIndex(position), config.zig_lib_path);
defer analysis_ctx.deinit(); defer analysis_ctx.deinit();
const line = try handle.document.getLine(@intCast(usize, position.line)); const line = try handle.document.getLine(@intCast(usize, position.line));
@ -415,17 +416,12 @@ fn completeGlobal(id: i64, pos_index: usize, handle: *DocumentStore.Handle, conf
// Deallocate all temporary data. // Deallocate all temporary data.
defer arena.deinit(); defer arena.deinit();
var analysis_ctx = try document_store.analysisContext(handle, &arena, types.Position{ var analysis_ctx = try document_store.analysisContext(handle, &arena, pos_index, config.zig_lib_path);
.line = 0,
.character = 0,
}, config.zig_lib_path);
defer analysis_ctx.deinit(); defer analysis_ctx.deinit();
var decl_nodes = std.ArrayList(*std.zig.ast.Node).init(&arena.allocator); for (analysis_ctx.scope_nodes) |decl_ptr| {
try analysis.declsFromIndex(&decl_nodes, analysis_ctx.tree, pos_index);
for (decl_nodes.items) |decl_ptr| {
var decl = decl_ptr.*; var decl = decl_ptr.*;
try nodeToCompletion(&completions, &analysis_ctx, handle, decl_ptr, config); try nodeToCompletion(&completions, &analysis_ctx, handle, decl_ptr, &analysis_ctx.tree.root_node.base, config);
} }
try send(types.Response{ try send(types.Response{
@ -443,7 +439,7 @@ fn completeFieldAccess(id: i64, handle: *DocumentStore.Handle, position: types.P
var arena = std.heap.ArenaAllocator.init(allocator); var arena = std.heap.ArenaAllocator.init(allocator);
defer arena.deinit(); defer arena.deinit();
var analysis_ctx = try document_store.analysisContext(handle, &arena, position, config.zig_lib_path); var analysis_ctx = try document_store.analysisContext(handle, &arena, try handle.document.positionToIndex(position), config.zig_lib_path);
defer analysis_ctx.deinit(); defer analysis_ctx.deinit();
var completions = std.ArrayList(types.CompletionItem).init(&arena.allocator); var completions = std.ArrayList(types.CompletionItem).init(&arena.allocator);
@ -453,7 +449,7 @@ fn completeFieldAccess(id: i64, handle: *DocumentStore.Handle, position: types.P
const line_length = line.len - line_start_idx; const line_length = line.len - line_start_idx;
if (analysis.getFieldAccessTypeNode(&analysis_ctx, &tokenizer, line_length)) |node| { if (analysis.getFieldAccessTypeNode(&analysis_ctx, &tokenizer, line_length)) |node| {
try nodeToCompletion(&completions, &analysis_ctx, handle, node, config); try nodeToCompletion(&completions, &analysis_ctx, handle, node, node, config);
} }
try send(types.Response{ try send(types.Response{
.id = .{ .Integer = id }, .id = .{ .Integer = id },