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Yet better aliases, better label position context detection

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This commit is contained in:
Alexandros Naskos 2020-06-15 04:39:50 +03:00
parent 02de547ce9
commit f6e3109ff3
1 changed files with 14 additions and 10 deletions
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24
src/analysis.zig
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@ -235,15 +235,16 @@ fn resolveVarDeclAliasInternal(
std.debug.assert(inner_node.node.id == .Root);
break :block inner_node;
} else if (try resolveVarDeclAliasInternal(store, arena, .{ .node = infix_op.lhs, .handle = handle }, false)) |decl_handle| block: {
if (!isContainerDecl(decl_handle)) return null;
break :block NodeWithHandle{
.node = decl_handle.decl.ast_node,
.handle = decl_handle.handle,
};
if (decl_handle.decl.* != .ast_node) return null;
const resolved = (try resolveTypeOfNode(store, arena, .{ .node = decl_handle.decl.ast_node, .handle = decl_handle.handle })) orelse return null;
if (resolved.node.id != .ContainerDecl and resolved.node.id != .Root) return null;
break :block resolved;
} else return null;
if (try lookupSymbolContainer(store, arena, container_node, handle.tree.tokenSlice(infix_op.rhs.firstToken()), false)) |inner_decl| {
if (!root and !isContainerDecl(inner_decl)) return null;
if (root) return inner_decl;
// if (!root and !isContainerDecl(inner_decl)) return null;
return inner_decl;
}
}
@ -955,6 +956,7 @@ pub const PositionContext = union(enum) {
var_access: SourceRange,
global_error_set,
enum_literal,
pre_label,
label,
other,
empty,
@ -967,6 +969,7 @@ pub const PositionContext = union(enum) {
.field_access => |r| r,
.var_access => |r| r,
.enum_literal => null,
.pre_label => null,
.label => null,
.other => null,
.empty => null,
@ -1031,15 +1034,15 @@ pub fn documentPositionContext(allocator: *std.mem.Allocator, document: types.Te
switch (tok.id) {
.StringLiteral, .MultilineStringLiteralLine => curr_ctx.ctx = .{ .string_literal = tok.loc },
.Identifier => switch (curr_ctx.ctx) {
.empty => curr_ctx.ctx = .{ .var_access = tok.loc },
.empty, .pre_label => curr_ctx.ctx = .{ .var_access = tok.loc },
else => {},
},
.Builtin => switch (curr_ctx.ctx) {
.empty => curr_ctx.ctx = .{ .builtin = tok.loc },
.empty, .pre_label => curr_ctx.ctx = .{ .builtin = tok.loc },
else => {},
},
.Period, .PeriodAsterisk => switch (curr_ctx.ctx) {
.empty => curr_ctx.ctx = .enum_literal,
.empty, .pre_label => curr_ctx.ctx = .enum_literal,
.enum_literal => curr_ctx.ctx = .empty,
.field_access => {},
.other => {},
@ -1048,7 +1051,8 @@ pub fn documentPositionContext(allocator: *std.mem.Allocator, document: types.Te
.field_access = tokenRangeAppend(curr_ctx.ctx.range().?, tok),
},
},
.Colon => curr_ctx.ctx = .label,
.Keyword_break, .Keyword_continue => curr_ctx.ctx = .pre_label,
.Colon => if (curr_ctx.ctx == .pre_label) { curr_ctx.ctx = .label; },
.QuestionMark => switch (curr_ctx.ctx) {
.field_access => {},
else => curr_ctx.ctx = .empty,