文件操作 - version.ts

文件: /usr/share/grafana/public/app/core/utils/version.ts

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import _ from 'lodash';

const versionPattern = /^(\d+)(?:\.(\d+))?(?:\.(\d+))?(?:-([0-9A-Za-z\.]+))?/;

export class SemVersion {
  major: number;
  minor: number;
  patch: number;
  meta: string;

constructor(version: string) {
    const match = versionPattern.exec(version);
    if (match) {
      this.major = Number(match[1]);
      this.minor = Number(match[2] || 0);
      this.patch = Number(match[3] || 0);
      this.meta = match[4];
    }
  }

isGtOrEq(version: string): boolean {
    const compared = new SemVersion(version);

for (let i = 0; i < this.comparable.length; ++i) {
      if (this.comparable[i] > compared.comparable[i]) {
        return true;
      }
      if (this.comparable[i] < compared.comparable[i]) {
        return false;
      }
    }
    return true;
  }

isValid(): boolean {
    return _.isNumber(this.major);
  }

get comparable() {
    return [this.major, this.minor, this.patch];
  }
}

export function isVersionGtOrEq(a: string, b: string): boolean {
  const aSemver = new SemVersion(a);
  return aSemver.isGtOrEq(b);
}

文件操作 - version.ts

文件: /usr/share/grafana/public/app/core/utils/version.ts

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