Fix typos. Move parens to correct place.

Author: hildjj

lib/compiler/passes/generate-bytecode.js

@@ -363,7 +363,7 @@ function generateBytecode(ast, options) {
     return buildSequence(
       [op.PUSH_CURR_POS],
       [op.SILENT_FAILS_ON],
-      // eslint-disable-next-line no-use-before-define -- Mutal recursion
+      // eslint-disable-next-line no-use-before-define -- Mutual recursion
       generate(expression, {
         sp: context.sp + 1,
         env: cloneEnv(context.env),
@@ -521,7 +521,7 @@ function generateBytecode(ast, options) {
     if (delimiterNode) {
       return buildSequence(           //                          stack:[  ]
         [op.PUSH_CURR_POS],           // pos = peg$currPos;       stack:[ pos ]
-        // eslint-disable-next-line no-use-before-define -- Mutal recursion
+        // eslint-disable-next-line no-use-before-define -- Mutual recursion
         generate(delimiterNode, {     // item = delim();          stack:[ pos, delim ]
           // +1 for the saved offset
           sp: context.sp + offset + 1,

lib/compiler/passes/generate-js.js

@@ -160,8 +160,8 @@ function generateJS(ast, options) {
           ? regexpClassEscape(part[0])
             + "-"
             + regexpClassEscape(part[1])
-          : regexpClassEscape(part)).join("")
-        + "]/" + (cls.ignoreCase ? "i" : ""));
+          : regexpClassEscape(part))).join("")
+        + "]/" + (cls.ignoreCase ? "i" : "");
     }
 
     function buildExpectation(e) {
@@ -179,7 +179,7 @@ function generateJS(ast, options) {
         case "class": {
           const parts = e.value.map(part => (Array.isArray(part)
             ? "[\"" + stringEscape(part[0]) + "\", \"" + stringEscape(part[1]) + "\"]"
-            : "\""  + stringEscape(part) + "\"").join(", "));
+            : "\""  + stringEscape(part) + "\"")).join(", ");
 
           return "peg$classExpectation(["
                   + parts + "], "

lib/compiler/passes/report-duplicate-labels.js

@@ -15,7 +15,7 @@ function reportDuplicateLabels(ast, options, session) {
   }
 
   function checkExpressionWithClonedEnv(node, env) {
-    // eslint-disable-next-line no-use-before-define -- Mutal recursion
+    // eslint-disable-next-line no-use-before-define -- Mutual recursion
     check(node.expression, cloneEnv(env));
   }
 

test/api/plugin-api.spec.js

@@ -61,7 +61,7 @@ describe("plugin API", () => {
     it("receives options", () => {
       const plugin = {
         use(config, options) {
-          // eslint-disable-next-line no-use-before-define -- Mutal recursion
+          // eslint-disable-next-line no-use-before-define -- Mutual recursion
           expect(options).to.equal(generateOptions);
         },
       };