49   const [, version, major, minor, patch, prerelease] = match;
52     version,  field
99 function validateRelease(version) {  argument
100   const validRelease = isStableRelease(version) || isStablePrerelease(version);
102     throw new Error(`Version ${version.version} is not valid for Release`);
106 function validateDryRun(version) {  argument
107   const isNightly = isNightlyBuild(version) && version.prerelease != null;
110     !isMain(version) &&
112     !isStableRelease(version) &&
113     !isStablePrerelease(version)
115     throw new Error(`Version ${version.version} is not valid for dry-runs`);
119 function validateNightly(version) {  argument
121   const isPrerelease = version.prerelease != null;
122   const isValidNightly = isNightlyBuild(version) && isPrerelease;
124     throw new Error(`Version ${version.version} is not valid for nightlies`);
128 function isStableRelease(version) {  argument
130     version.major === '0' && version.minor !== '0' && version.prerelease == null
134 function isStablePrerelease(version) {  argument
136     version.major === '0' &&
137     version.minor !== '0' &&
138     version.patch.match(/^\d+$/) &&
139     version.prerelease != null &&
140     (version.prerelease.startsWith('rc.') ||
141       version.prerelease.startsWith('rc-') ||
142       version.prerelease.match(/^(\d{8})-(\d{4})$/))
146 function isNightlyBuild(version) {  argument
148     version.major === '0' && version.minor === '0' && version.patch === '0'
152 function isMain(version) {  argument
154     version.major === '1000' && version.minor === '0' && version.patch === '0'