Merge pull request #23 from Vexu/err
Implement completion for error sets
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commit
8468207da3
@ -30,22 +30,39 @@ pub fn getDocComments(allocator: *std.mem.Allocator, tree: *ast.Tree, node: *ast
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.FnProto => {
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.FnProto => {
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const func = node.cast(ast.Node.FnProto).?;
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const func = node.cast(ast.Node.FnProto).?;
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if (func.doc_comments) |doc_comments| {
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if (func.doc_comments) |doc_comments| {
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var doc_it = doc_comments.lines.iterator(0);
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return try collectDocComments(allocator, tree, doc_comments);
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var lines = std.ArrayList([]const u8).init(allocator);
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defer lines.deinit();
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while (doc_it.next()) |doc_comment| {
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_ = try lines.append(std.fmt.trim(tree.tokenSlice(doc_comment.*)[3..]));
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}
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return try std.mem.join(allocator, "\n", lines.items);
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} else {
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return null;
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}
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}
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},
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},
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.VarDecl => {
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.VarDecl => {
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const var_decl = node.cast(ast.Node.VarDecl).?;
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const var_decl = node.cast(ast.Node.VarDecl).?;
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if (var_decl.doc_comments) |doc_comments| {
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if (var_decl.doc_comments) |doc_comments| {
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return try collectDocComments(allocator, tree, doc_comments);
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}
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},
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.ContainerField => {
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const field = node.cast(ast.Node.ContainerField).?;
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if (field.doc_comments) |doc_comments| {
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return try collectDocComments(allocator, tree, doc_comments);
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}
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},
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.ErrorTag => {
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const tag = node.cast(ast.Node.ErrorTag).?;
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if (tag.doc_comments) |doc_comments| {
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return try collectDocComments(allocator, tree, doc_comments);
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}
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},
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.ParamDecl => {
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const param = node.cast(ast.Node.ParamDecl).?;
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if (param.doc_comments) |doc_comments| {
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return try collectDocComments(allocator, tree, doc_comments);
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}
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},
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else => {}
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}
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return null;
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}
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fn collectDocComments(allocator: *std.mem.Allocator, tree: *ast.Tree, doc_comments: *ast.Node.DocComment) ![]const u8 {
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var doc_it = doc_comments.lines.iterator(0);
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var doc_it = doc_comments.lines.iterator(0);
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var lines = std.ArrayList([]const u8).init(allocator);
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var lines = std.ArrayList([]const u8).init(allocator);
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defer lines.deinit();
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defer lines.deinit();
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@ -55,12 +72,6 @@ pub fn getDocComments(allocator: *std.mem.Allocator, tree: *ast.Tree, node: *ast
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}
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}
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return try std.mem.join(allocator, "\n", lines.items);
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return try std.mem.join(allocator, "\n", lines.items);
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} else {
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return null;
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}
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},
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else => return null
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}
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}
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}
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/// Gets a function signature (keywords, name, return value)
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/// Gets a function signature (keywords, name, return value)
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@ -203,6 +214,9 @@ pub fn resolveTypeOfNode(analysis_ctx: *AnalysisContext, node: *ast.Node) ?*ast.
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const field = node.cast(ast.Node.ContainerField).?;
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const field = node.cast(ast.Node.ContainerField).?;
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return resolveTypeOfNode(analysis_ctx, field.type_expr orelse return null);
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return resolveTypeOfNode(analysis_ctx, field.type_expr orelse return null);
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},
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},
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.ErrorSetDecl => {
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return node;
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},
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.SuffixOp => {
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.SuffixOp => {
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const suffix_op = node.cast(ast.Node.SuffixOp).?;
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const suffix_op = node.cast(ast.Node.SuffixOp).?;
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switch (suffix_op.op) {
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switch (suffix_op.op) {
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@ -372,6 +386,10 @@ pub fn nodeToString(tree: *ast.Tree, node: *ast.Node) ?[]const u8 {
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const field = node.cast(ast.Node.ContainerField).?;
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const field = node.cast(ast.Node.ContainerField).?;
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return tree.tokenSlice(field.name_token);
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return tree.tokenSlice(field.name_token);
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},
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},
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.ErrorTag => {
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const tag = node.cast(ast.Node.ErrorTag).?;
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return tree.tokenSlice(tag.name_token);
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},
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.Identifier => {
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.Identifier => {
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const field = node.cast(ast.Node.Identifier).?;
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const field = node.cast(ast.Node.Identifier).?;
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return tree.tokenSlice(field.token);
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return tree.tokenSlice(field.token);
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