feat: new rules noNestedMacros & hasMacroParentheses

src/rules/hasMacroParentheses.ts

@@ -0,0 +1,68 @@
+import { Diagnostic } from '../types/Diagnostic'
+import { FileLintRule } from '../types/LintRule'
+import { LintRuleType } from '../types/LintRuleType'
+import { Severity } from '../types/Severity'
+import { trimComments } from '../utils/trimComments'
+import { getLineNumber } from '../utils/getLineNumber'
+import { getColNumber } from '../utils/getColNumber'
+
+const name = 'hasMacroParentheses'
+const description = 'Macros are always defined with parentheses'
+const message = 'Macro definition missing parentheses'
+const test = (value: string) => {
+  const diagnostics: Diagnostic[] = []
+
+  const statements: string[] = value ? value.split(';') : []
+
+  let trimmedStatement = '',
+    commentStarted = false
+  statements.forEach((statement, index) => {
+    ;({ statement: trimmedStatement, commentStarted } = trimComments(
+      statement,
+      commentStarted
+    ))
+
+    if (trimmedStatement.startsWith('%macro ')) {
+      const macroNameDefinition = trimmedStatement
+        .slice(7, trimmedStatement.length)
+        .trim()
+
+      const macroNameDefinitionParts = macroNameDefinition.split('(')
+      const macroName = macroNameDefinitionParts[0]
+      if (macroNameDefinitionParts.length === 1)
+        diagnostics.push({
+          message,
+          lineNumber: getLineNumber(statements, index + 1),
+          startColumnNumber: getColNumber(statement, macroNameDefinition),
+          endColumnNumber:
+            getColNumber(statement, macroNameDefinition) +
+            macroNameDefinition.length -
+            1,
+          severity: Severity.Warning
+        })
+      else if (macroName !== macroName.trim())
+        diagnostics.push({
+          message: 'Macro definition cannot have space',
+          lineNumber: getLineNumber(statements, index + 1),
+          startColumnNumber: getColNumber(statement, macroNameDefinition),
+          endColumnNumber:
+            getColNumber(statement, macroNameDefinition) +
+            macroNameDefinition.length -
+            1,
+          severity: Severity.Warning
+        })
+    }
+  })
+  return diagnostics
+}
+
+/**
+ * Lint rule that checks for the presence of macro name in %mend statement.
+ */
+export const hasMacroParentheses: FileLintRule = {
+  type: LintRuleType.File,
+  name,
+  description,
+  message,
+  test
+}