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[dotfiles/.git] / .config / coc / extensions / node_modules / coc-prettier / node_modules / semver / functions / diff.js

diff --git a/.config/coc/extensions/node_modules/coc-prettier/node_modules/semver/functions/diff.js b/.config/coc/extensions/node_modules/coc-prettier/node_modules/semver/functions/diff.js
new file mode 100644 (file)
index 0000000..87200ef
--- /dev/null
+++ b/.config/coc/extensions/node_modules/coc-prettier/node_modules/semver/functions/diff.js
@@ -0,0 +1,23 @@
+const parse = require('./parse')
+const eq = require('./eq')
+
+const diff = (version1, version2) => {
+  if (eq(version1, version2)) {
+    return null
+  } else {
+    const v1 = parse(version1)
+    const v2 = parse(version2)
+    const hasPre = v1.prerelease.length || v2.prerelease.length
+    const prefix = hasPre ? 'pre' : ''
+    const defaultResult = hasPre ? 'prerelease' : ''
+    for (const key in v1) {
+      if (key === 'major' || key === 'minor' || key === 'patch') {
+        if (v1[key] !== v2[key]) {
+          return prefix + key
+        }
+      }
+    }
+    return defaultResult // may be undefined
+  }
+}
+module.exports = diff