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implement getDocComments for rest of named nodes with docs

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Vexu 2020-05-14 19:07:46 +03:00
parent bdf7bad51d
commit db6407ea3b
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GPG Key ID: 59AEB8936E16A6AC
1 changed files with 34 additions and 23 deletions
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57
src/analysis.zig
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@ -30,37 +30,48 @@ pub fn getDocComments(allocator: *std.mem.Allocator, tree: *ast.Tree, node: *ast
.FnProto => {
const func = node.cast(ast.Node.FnProto).?;
if (func.doc_comments) |doc_comments| {
var doc_it = doc_comments.lines.iterator(0);
var lines = std.ArrayList([]const u8).init(allocator);
defer lines.deinit();
while (doc_it.next()) |doc_comment| {
_ = try lines.append(std.fmt.trim(tree.tokenSlice(doc_comment.*)[3..]));
}
return try std.mem.join(allocator, "\n", lines.items);
} else {
return null;
return try collectDocComments(allocator, tree, doc_comments);
}
},
.VarDecl => {
const var_decl = node.cast(ast.Node.VarDecl).?;
if (var_decl.doc_comments) |doc_comments| {
var doc_it = doc_comments.lines.iterator(0);
var lines = std.ArrayList([]const u8).init(allocator);
defer lines.deinit();
while (doc_it.next()) |doc_comment| {
_ = try lines.append(std.fmt.trim(tree.tokenSlice(doc_comment.*)[3..]));
}
return try std.mem.join(allocator, "\n", lines.items);
} else {
return null;
return try collectDocComments(allocator, tree, doc_comments);
}
},
else => return null
.ContainerField => {
const field = node.cast(ast.Node.ContainerField).?;
if (field.doc_comments) |doc_comments| {
return try collectDocComments(allocator, tree, doc_comments);
}
},
.ErrorTag => {
const tag = node.cast(ast.Node.ErrorTag).?;
if (tag.doc_comments) |doc_comments| {
return try collectDocComments(allocator, tree, doc_comments);
}
},
.ParamDecl => {
const param = node.cast(ast.Node.ParamDecl).?;
if (param.doc_comments) |doc_comments| {
return try collectDocComments(allocator, tree, doc_comments);
}
},
else => {}
}
return null;
}
fn collectDocComments(allocator: *std.mem.Allocator, tree: *ast.Tree, doc_comments: *ast.Node.DocComment) ![]const u8 {
var doc_it = doc_comments.lines.iterator(0);
var lines = std.ArrayList([]const u8).init(allocator);
defer lines.deinit();
while (doc_it.next()) |doc_comment| {
_ = try lines.append(std.fmt.trim(tree.tokenSlice(doc_comment.*)[3..]));
}
return try std.mem.join(allocator, "\n", lines.items);
}
/// Gets a function signature (keywords, name, return value)