Split AST misc.ts into format.ts and location.ts

Author: Rel1cx

packages/utilities/ast/src/misc.ts packages/utilities/ast/src/format.tspackages/utilities/ast/src/misc.ts renamed to packages/utilities/ast/src/format.ts

@@ -2,39 +2,7 @@ import type { TSESTree } from "@typescript-eslint/types";
 import { AST_NODE_TYPES as AST } from "@typescript-eslint/types";
 import { delimiterCase, replace, toLowerCase } from "string-ts";
 
-import { isJSX, isOneOf } from "./is";
-
-/**
- * Check if a node is multiline
- * @param node The AST node to check
- * @returns  `true` if the node is multiline
- */
-export function isMultiLine(node: TSESTree.Node) {
-  return node.loc.start.line !== node.loc.end.line;
-}
-
-/**
- * Check if a node is a line break
- * @param node The AST node to check
- * @returns boolean
- */
-export function isLineBreak(node: TSESTree.Node) {
-  return isOneOf([AST.Literal, AST.JSXText])(node)
-    && typeof node.value === "string"
-    && node.value.trim() === ""
-    && isMultiLine(node);
-}
-
-/**
- * Get the type of a literal value
- * @param input The literal value
- * @returns The type of the literal value
- */
-function getLiteralValueType(input: bigint | boolean | null | number | string | symbol) {
-  // eslint-disable-next-line function-rule-2/function-rule
-  if (input === null) return "null";
-  return typeof input;
-}
+import { isJSX } from "./is";
 
 /**
  * Convert a node type to a delimiter format string
@@ -47,7 +15,11 @@ export function toDelimiterFormat(node: TSESTree.Node, delimiter = " ") {
     if ("regex" in node) {
       return "RegExp literal";
     }
-    return `${getLiteralValueType(node.value)} literal` as const;
+    // eslint-disable-next-line function-rule-2/function-rule
+    if (node.value === null) {
+      return "null literal" as const;
+    }
+    return `${typeof node.value} literal` as const;
   }
   if (isJSX(node)) {
     return `JSX ${toLowerCase(delimiterCase(replace(node.type, "JSX", ""), delimiter))}` as const;

packages/utilities/ast/src/index.ts

@@ -7,6 +7,7 @@ export * from "./expression-base";
 export * from "./expression-is";
 export * from "./expression-nested";
 export * from "./file-directive";
+export * from "./format";
 export * from "./function-directive";
 export * from "./function-id";
 export * from "./function-init-path";
@@ -15,7 +16,7 @@ export * from "./identifier-is";
 export * from "./identifier-name";
 export * from "./is";
 export * from "./literal";
-export * from "./misc";
+export * from "./location";
 export * from "./process-env-node-env";
 export * from "./property-name";
 export * from "./selectors";

packages/utilities/ast/src/location.ts

@@ -0,0 +1,25 @@
+import type { TSESTree } from "@typescript-eslint/types";
+import { AST_NODE_TYPES as AST } from "@typescript-eslint/types";
+
+import { isOneOf } from "./is";
+
+/**
+ * Check if a node spans multiple lines
+ * @param node The AST node to check
+ * @returns `true` if the node spans multiple lines, `false` otherwise
+ */
+export function isMultiLine(node: TSESTree.Node) {
+  return node.loc.start.line !== node.loc.end.line;
+}
+
+/**
+ * Check if a node is a line break (whitespace spanning multiple lines)
+ * @param node The AST node to check
+ * @returns `true` if the node is a line break, `false` otherwise
+ */
+export function isLineBreak(node: TSESTree.Node) {
+  return isOneOf([AST.Literal, AST.JSXText])(node)
+    && typeof node.value === "string"
+    && node.value.trim() === ""
+    && isMultiLine(node);
+}