Breaking: change behavior for eslint@>=4.7

Author: mysticatea

lib/disabled-area.js

@@ -57,19 +57,15 @@ module.exports = class DisabledArea {
      * @param {Token} comment - The comment token to disable.
      * @param {object} location - The start location to disable.
      * @param {string[]|null} ruleIds - The ruleId names to disable.
-     * @param {string} kind - The kind of disable-comments to show in reports.
+     * @param {string} kind - The kind of disable-comments.
      * @returns {void}
      * @private
      */
     _disable(comment, location, ruleIds, kind) {
         if (ruleIds) {
             for (const ruleId of ruleIds) {
                 if (this._getArea(ruleId, location) != null) {
-                    this.duplicateDisableDirectives.push({
-                        comment,
-                        ruleId,
-                        kind,
-                    })
+                    this.duplicateDisableDirectives.push({ comment, ruleId })
                 }
 
                 this.areas.push({
@@ -84,11 +80,7 @@ module.exports = class DisabledArea {
         }
         else {
             if (this._getArea(null, location) != null) {
-                this.duplicateDisableDirectives.push({
-                    comment,
-                    ruleId: null,
-                    kind,
-                })
+                this.duplicateDisableDirectives.push({ comment, ruleId: null })
             }
 
             this.areas.push({
@@ -108,21 +100,21 @@ module.exports = class DisabledArea {
      * @param {Token} comment - The comment token to enable.
      * @param {object} location - The start location to enable.
      * @param {string[]|null} ruleIds - The ruleId names to enable.
+     * @param {string} kind - The kind of disable-comments.
      * @returns {void}
      * @private
      */
-    _enable(comment, location, ruleIds) {
+    _enable(comment, location, ruleIds, kind) {
         if (ruleIds) {
             for (const ruleId of ruleIds) {
                 let used = false
 
                 for (let i = this.areas.length - 1; i >= 0; --i) {
                     const area = this.areas[i]
 
-                    if (area.end === null && area.ruleId === ruleId) {
+                    if (area.end === null && area.kind === kind && area.ruleId === ruleId) {
                         area.end = location
                         used = true
-                        break
                     }
                 }
 
@@ -132,21 +124,18 @@ module.exports = class DisabledArea {
             }
         }
         else {
-            let start = null
+            let used = false
 
             for (let i = this.areas.length - 1; i >= 0; --i) {
                 const area = this.areas[i]
 
-                if (start !== null && area.start !== start) {
-                    break
-                }
-                if (area.end === null) {
+                if (area.end === null && area.kind === kind) {
                     area.end = location
-                    start = area.start
+                    used = true
                 }
             }
 
-            if (start === null) {
+            if (!used) {
                 this.unusedEnableDirectives.push({ comment, ruleId: null })
             }
         }
@@ -192,32 +181,26 @@ module.exports = class DisabledArea {
             const ruleIds = m[2] ? m[2].split(DELIMITER) : null
 
             if (comment.type === "Block" && kind === "eslint-disable") {
-                this._disable(comment, comment.loc.start, ruleIds, kind)
+                this._disable(comment, comment.loc.start, ruleIds, "block")
             }
             else if (comment.type === "Block" && kind === "eslint-enable") {
-                this._enable(comment, comment.loc.start, ruleIds)
+                this._enable(comment, comment.loc.start, ruleIds, "block")
             }
-            else if (
-                comment.type === "Line" &&
-                kind === "eslint-disable-line"
-            ) {
+            else if (comment.type === "Line" && kind === "eslint-disable-line") {
                 const line = comment.loc.start.line
                 const start = { line, column: 0 }
                 const end = { line: line + 1, column: -1 }
 
-                this._disable(comment, start, ruleIds, kind)
-                this._enable(comment, end, ruleIds)
+                this._disable(comment, start, ruleIds, "line")
+                this._enable(comment, end, ruleIds, "line")
             }
-            else if (
-                comment.type === "Line" &&
-                kind === "eslint-disable-next-line"
-            ) {
+            else if (comment.type === "Line" && kind === "eslint-disable-next-line") {
                 const line = comment.loc.start.line
                 const start = { line: line + 1, column: 0 }
                 const end = { line: line + 2, column: -1 }
 
-                this._disable(comment, start, ruleIds, kind)
-                this._enable(comment, end, ruleIds)
+                this._disable(comment, start, ruleIds, "line")
+                this._enable(comment, end, ruleIds, "line")
             }
         }
     }

tests/lib/rules/disable-enable-pair.js

@@ -128,7 +128,7 @@ console.log('This code does not even have any special comments')
             code: `
 /*eslint-disable no-undef*/
 /*eslint-disable no-unused-vars*/
-/*eslint-enable*/
+/*eslint-enable no-unused-vars*/
 `,
             errors: [
                 {