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parsing now always results in a AST

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This commit is contained in:
Vexu
2020-05-14 17:22:15 +03:00
parent bb964a5aed
commit 3111627923
4 changed files with 29 additions and 83 deletions
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16
src/analysis.zig
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@@ -78,7 +78,8 @@ fn collectDocComments(allocator: *std.mem.Allocator, tree: *ast.Tree, doc_commen
pub fn getFunctionSignature(tree: *ast.Tree, func: *ast.Node.FnProto) []const u8 {
const start = tree.tokens.at(func.firstToken()).start;
const end = tree.tokens.at(switch (func.return_type) {
.Explicit, .InferErrorSet => |node| node.lastToken()
.Explicit, .InferErrorSet => |node| node.lastToken(),
.Invalid => |r_paren| r_paren,
}).end;
return tree.source[start..end];
}
@@ -200,6 +201,7 @@ pub fn resolveTypeOfNode(analysis_ctx: *AnalysisContext, node: *ast.Node) ?*ast.
const func = node.cast(ast.Node.FnProto).?;
switch (func.return_type) {
.Explicit, .InferErrorSet => |return_type| return resolveTypeOfNode(analysis_ctx, return_type),
.Invalid => {},
}
},
.Identifier => {
@@ -260,7 +262,7 @@ pub fn resolveTypeOfNode(analysis_ctx: *AnalysisContext, node: *ast.Node) ?*ast.
const import_str = analysis_ctx.tree.tokenSlice(import_param.cast(ast.Node.StringLiteral).?.token);
return analysis_ctx.onImport(import_str[1 .. import_str.len - 1]) catch |err| block: {
std.debug.warn("Error {} while proessing import {}\n", .{err, import_str});
std.debug.warn("Error {} while processing import {}\n", .{err, import_str});
break :block null;
};
},
@@ -359,17 +361,13 @@ pub fn isNodePublic(tree: *ast.Tree, node: *ast.Node) bool {
switch (node.id) {
.VarDecl => {
const var_decl = node.cast(ast.Node.VarDecl).?;
if (var_decl.visib_token) |visib_token| {
return std.mem.eql(u8, tree.tokenSlice(visib_token), "pub");
} else return false;
return var_decl.visib_token != null;
},
.FnProto => {
const func = node.cast(ast.Node.FnProto).?;
if (func.visib_token) |visib_token| {
return std.mem.eql(u8, tree.tokenSlice(visib_token), "pub");
} else return false;
return func.visib_token != null;
},
.ContainerField => {
.ContainerField, .ErrorTag => {
return true;
},
else => {