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parser: more AST printing code for debug purposes

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This commit is contained in:
Andrew Kelley 2015-11-25 15:40:05 -07:00
parent a600df073a
commit 079ed9e356
1 changed files with 24 additions and 0 deletions
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24
src/parser.cpp
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@ -150,6 +150,30 @@ void ast_print(AstNode *node, int indent) {
fprintf(stderr, "%s\n", node_type_str(node->type)); fprintf(stderr, "%s\n", node_type_str(node->type));
ast_print(node->data.fn_decl.fn_proto, indent + 2); ast_print(node->data.fn_decl.fn_proto, indent + 2);
break; break;
case NodeTypeExpression:
switch (node->data.expression.type) {
case AstNodeExpressionTypeNumber:
fprintf(stderr, "NumberLiteralExpression %s\n", buf_ptr(&node->data.expression.data.number));
break;
case AstNodeExpressionTypeString:
fprintf(stderr, "StringLiteralExpression '%s'\n", buf_ptr(&node->data.expression.data.string));
break;
case AstNodeExpressionTypeFnCall:
fprintf(stderr, "FnCallExpression\n");
ast_print(node->data.expression.data.fn_call, indent + 2);
break;
case AstNodeExpressionTypeUnreachable:
fprintf(stderr, "UnreachableExpression\n");
break;
}
break;
case NodeTypeFnCall:
fprintf(stderr, "%s '%s'\n", node_type_str(node->type), buf_ptr(&node->data.fn_call.name));
for (int i = 0; i < node->data.fn_call.params.length; i += 1) {
AstNode *child = node->data.fn_call.params.at(i);
ast_print(child, indent + 2);
}
break;
default: default:
fprintf(stderr, "%s\n", node_type_str(node->type)); fprintf(stderr, "%s\n", node_type_str(node->type));
break; break;