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implement cInclude completions & goto definition (#970)

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* implement cInclude completions & goto definition

* fix cImport features on windows

* fix relative path with `..`
This commit is contained in:
Techatrix
2023-02-11 20:25:55 +00:00
committed by GitHub
parent bf19ed3ea9
commit 37ca1333ed
6 changed files with 171 additions and 120 deletions
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45
src/analysis.zig
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@@ -1458,47 +1458,11 @@ fn nodeContainsSourceIndex(tree: Ast, node: Ast.Node.Index, source_index: usize)
return source_index >= loc.start and source_index <= loc.end;
}
pub fn getImportStr(tree: Ast, node: Ast.Node.Index, source_index: usize) ?[]const u8 {
const node_tags = tree.nodes.items(.tag);
var buf: [2]Ast.Node.Index = undefined;
if (tree.fullContainerDecl(&buf, node)) |container_decl| {
for (container_decl.ast.members) |decl_idx| {
if (getImportStr(tree, decl_idx, source_index)) |name| {
return name;
}
}
return null;
} else if (tree.fullVarDecl(node)) |var_decl| {
return getImportStr(tree, var_decl.ast.init_node, source_index);
} else if (node_tags[node] == .@"usingnamespace") {
return getImportStr(tree, tree.nodes.items(.data)[node].lhs, source_index);
}
if (!nodeContainsSourceIndex(tree, node, source_index)) return null;
if (!ast.isBuiltinCall(tree, node)) return null;
const builtin_token = tree.nodes.items(.main_token)[node];
const call_name = tree.tokenSlice(builtin_token);
if (!std.mem.eql(u8, call_name, "@import")) return null;
var buffer: [2]Ast.Node.Index = undefined;
const params = ast.builtinCallParams(tree, node, &buffer).?;
if (params.len != 1) return null;
if (node_tags[params[0]] != .string_literal) return null;
const import_str = tree.tokenSlice(tree.nodes.items(.main_token)[params[0]]);
return import_str[1 .. import_str.len - 1];
}
pub const PositionContext = union(enum) {
builtin: offsets.Loc,
comment,
import_string_literal: offsets.Loc,
cinclude_string_literal: offsets.Loc,
embedfile_string_literal: offsets.Loc,
string_literal: offsets.Loc,
field_access: offsets.Loc,
@@ -1515,6 +1479,7 @@ pub const PositionContext = union(enum) {
.builtin => |r| r,
.comment => null,
.import_string_literal => |r| r,
.cinclude_string_literal => |r| r,
.embedfile_string_literal => |r| r,
.string_literal => |r| r,
.field_access => |r| r,
@@ -1631,8 +1596,10 @@ pub fn getPositionContext(
if (std.mem.eql(u8, builtin_name, "@import")) {
curr_ctx.ctx = .{ .import_string_literal = tok.loc };
break :string_lit_block;
}
if (std.mem.eql(u8, builtin_name, "@embedFile")) {
} else if (std.mem.eql(u8, builtin_name, "@cInclude")) {
curr_ctx.ctx = .{ .cinclude_string_literal = tok.loc };
break :string_lit_block;
} else if (std.mem.eql(u8, builtin_name, "@embedFile")) {
curr_ctx.ctx = .{ .embedfile_string_literal = tok.loc };
break :string_lit_block;
}