Add SyntaxError query

RasmusWL · RasmusWL · commit 4820626f2913 · 2024-09-06T14:04:46.000+02:00
This can be used by autofix, but might also be nice to help find YAML syntax errors 🤷
diff --git a/ql/src/Debug/SyntaxError.ql b/ql/src/Debug/SyntaxError.ql
@@ -0,0 +1,17 @@
+/**
+ * @name Syntax error
+ * @description A piece of code could not be parsed due to syntax errors.
+ * @kind problem
+ * @problem.severity recommendation
+ * @id actions/syntax-error
+ * @tags reliability
+ *       correctness
+ *       language-features
+ *       debug
+ * @precision very-high
+ */
+
+private import codeql.actions.ast.internal.Yaml
+
+from YamlParseError pe
+select pe, pe.getMessage()
diff --git a/ql/test/query-tests/SyntaxError/SyntaxError.expected b/ql/test/query-tests/SyntaxError/SyntaxError.expected
@@ -0,0 +1 @@
+| .github/workflows/malformed.yml:7:4:7:4 | expected <block end>, but found '<block sequence start>' | expected <block end>, but found '<block sequence start>' |
diff --git a/ql/test/query-tests/SyntaxError/SyntaxError.qlref b/ql/test/query-tests/SyntaxError/SyntaxError.qlref
@@ -0,0 +1 @@
+Debug/SyntaxError.ql
diff --git a/ql/test/query-tests/SyntaxError/options b/ql/test/query-tests/SyntaxError/options
@@ -0,0 +1 @@
+semmle-extractor-options: --tolerate-parse-errors --experimental

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1 @@`
	`1`	`+\| .github/workflows/malformed.yml:7:4:7:4 \| expected <block end>, but found '<block sequence start>' \| expected <block end>, but found '<block sequence start>' \|`
Original file line number	Diff line number	Diff line change
`@@ -0,0 +1 @@`
	`1`	`+semmle-extractor-options: --tolerate-parse-errors --experimental`