forked from zguiy/utils
404 lines
13 KiB
Vue
404 lines
13 KiB
Vue
<template>
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<div class="space-y-6">
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<!-- 主内容区 -->
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<div class="grid grid-cols-1 lg:grid-cols-4 gap-6">
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<!-- 左侧面板 - 常用示例和选项 -->
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<div class="lg:col-span-1 space-y-6">
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<!-- 常用示例 -->
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<div class="card p-4">
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<h2 class="text-md font-medium text-primary mb-4">常用示例</h2>
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<div class="space-y-2">
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<button
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v-for="(example, index) in examples"
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:key="index"
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class="text-left w-full px-3 py-2 rounded-md text-sm text-secondary hover:bg-hover transition-colors"
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@click="() => applyExample(example)"
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>
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{{ example.name }}
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</button>
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</div>
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</div>
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<!-- 正则选项 -->
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<div class="card p-4">
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<div class="flex items-center justify-between mb-4">
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<h2 class="text-md font-medium text-primary">选项</h2>
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<button
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class="text-tertiary hover:text-error transition-colors text-sm"
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@click="clearAll"
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>
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<FontAwesomeIcon :icon="['fas', 'trash']" class="mr-1" />
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清空
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</button>
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</div>
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<div class="space-y-4">
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<div>
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<label class="block text-sm text-secondary mb-2">标志位</label>
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<div class="flex flex-wrap gap-2">
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<button
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:class="flags.includes('g') ? 'btn-primary text-xs' : 'btn-secondary text-xs'"
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@click="() => toggleFlag('g')"
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>
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g (全局)
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</button>
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<button
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:class="flags.includes('i') ? 'btn-primary text-xs' : 'btn-secondary text-xs'"
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@click="() => toggleFlag('i')"
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>
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i (忽略大小写)
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</button>
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<button
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:class="flags.includes('m') ? 'btn-primary text-xs' : 'btn-secondary text-xs'"
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@click="() => toggleFlag('m')"
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>
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m (多行)
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</button>
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<button
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:class="flags.includes('s') ? 'btn-primary text-xs' : 'btn-secondary text-xs'"
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@click="() => toggleFlag('s')"
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>
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s (单行)
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</button>
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</div>
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</div>
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<div>
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<label class="flex items-center text-sm text-secondary">
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<input
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v-model="showGroups"
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type="checkbox"
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class="mr-2"
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/>
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显示捕获组
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</label>
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</div>
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</div>
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</div>
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</div>
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<!-- 右侧面板 - 测试区域 -->
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<div class="lg:col-span-3 space-y-6">
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<!-- 正则表达式输入 -->
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<div class="card p-4">
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<div class="flex items-center justify-between mb-4">
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<h2 class="text-md font-medium text-primary">正则表达式</h2>
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<button
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class="text-tertiary hover:text-primary transition-colors text-sm"
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@click="copyRegex"
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:disabled="!regexString"
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>
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<FontAwesomeIcon :icon="copied ? ['fas', 'check'] : ['fas', 'copy']" class="mr-1" />
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{{ copied ? '已复制' : '复制' }}
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</button>
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</div>
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<div class="relative">
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<div class="absolute left-3 top-[13px] text-tertiary">/</div>
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<input
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v-model="regexString"
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type="text"
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placeholder="输入正则表达式..."
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class="input-field pl-7 pr-14"
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/>
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<div class="absolute right-14 top-[13px] text-tertiary">/</div>
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<input
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v-model="flags"
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type="text"
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placeholder="flags"
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class="absolute right-3 top-[13px] w-8 bg-transparent border-none outline-none text-tertiary"
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/>
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</div>
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<div v-if="regexError" class="mt-2 text-sm text-error flex items-center gap-2">
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<FontAwesomeIcon :icon="['fas', 'exclamation-triangle']" />
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<span>{{ regexError }}</span>
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</div>
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</div>
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<!-- 测试输入 -->
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<div class="card p-4">
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<div class="flex items-center justify-between mb-4">
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<h2 class="text-md font-medium text-primary">测试文本</h2>
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<div class="text-sm text-secondary">
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字符数: <span class="text-primary">{{ testString.length }}</span>
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</div>
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</div>
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<textarea
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v-model="testString"
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placeholder="输入要测试的文本..."
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class="textarea-field min-h-[150px] w-full resize-y"
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/>
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</div>
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<!-- 匹配结果 -->
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<div class="card p-4">
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<div class="flex items-center justify-between mb-4">
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<h2 class="text-md font-medium text-primary">匹配结果</h2>
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<div class="text-sm text-secondary">
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匹配数量: <span class="text-primary">{{ matchCount }}</span>
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</div>
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</div>
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<div v-if="testString" class="space-y-4">
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<!-- 高亮显示的匹配文本 -->
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<div class="bg-block rounded-md p-4 whitespace-pre-wrap font-mono text-sm">
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<div v-if="matchCount > 0">
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<div class="mb-3 text-tertiary text-xs flex items-center justify-between">
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<span>
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找到 <span class="text-primary font-medium">{{ matchCount }}</span> 个匹配项
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</span>
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<span class="text-tertiary text-xs">
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原文长度: {{ testString.length }} 字符
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</span>
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</div>
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<!-- 使用 v-html 显示高亮结果，但要确保安全 -->
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<div v-html="highlightedText" class="break-all"></div>
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</div>
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<span v-else class="text-tertiary">无匹配项</span>
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</div>
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<!-- 捕获组详情 -->
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<div v-if="showGroups && matchCount > 0">
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<h3 class="text-sm font-medium text-primary mb-2">捕获组详情</h3>
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<div class="space-y-2">
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<div
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v-for="(match, index) in matches"
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:key="index"
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class="bg-block rounded-md p-3"
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>
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<div class="text-xs text-tertiary mb-2">
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匹配 #{{ index + 1 }} (位置: {{ match.index }})
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</div>
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<div class="space-y-1">
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<div class="flex items-start gap-2">
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<span class="text-xs text-tertiary min-w-[40px]">完整:</span>
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<code class="text-sm text-primary bg-primary/10 px-1 rounded break-all">
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{{ match[0] || '' }}
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</code>
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</div>
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<div
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v-for="group in Math.max(0, match.length - 1)"
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:key="group"
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class="flex items-start gap-2"
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>
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<span class="text-xs text-tertiary min-w-[40px]">组 {{ group }}:</span>
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<code class="text-sm text-primary bg-primary/10 px-1 rounded break-all">
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{{ match[group] || '(空)' }}
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</code>
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</div>
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</div>
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</div>
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</div>
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</div>
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</div>
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<div v-else class="flex items-center justify-center p-4 text-tertiary">
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<FontAwesomeIcon :icon="['fas', 'info-circle']" class="mr-2" />
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请输入测试文本
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</div>
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</div>
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</div>
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</div>
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</div>
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</template>
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<script setup lang="ts">
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import { ref, computed, watch } from 'vue'
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// 定义匹配结果类型
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interface MatchResult extends RegExpExecArray {
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index: number
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}
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// 响应式状态
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const regexString = ref('')
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const flags = ref('g')
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const testString = ref('')
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const matches = ref<MatchResult[]>([])
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const matchCount = ref(0)
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const showGroups = ref(true)
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const regexError = ref<string | null>(null)
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const copied = ref(false)
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// 常用正则表达式示例
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const examples = [
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{
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name: '邮箱地址',
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pattern: '[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\\.[a-zA-Z]{2,}',
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flags: 'g',
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testText: 'test@example.com, invalid-email, another.email@domain.co.uk'
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},
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{
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name: '手机号码',
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pattern: '1[3-9]\\d{9}',
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flags: 'g',
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testText: '我的手机号是13812345678，她的是15987654321，座机010-12345678'
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},
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{
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name: 'URL地址',
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pattern: 'https?://[-a-zA-Z0-9@:%._\\+~#=]{1,256}\\.[a-zA-Z0-9()]{1,6}\\b(?:[-a-zA-Z0-9()@:%_\\+.~#?&//=]*)',
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flags: 'g',
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testText: '访问 https://www.example.com 或 http://test.org/path?query=1'
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},
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{
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name: 'IP地址',
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pattern: '\\b(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\\b',
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flags: 'g',
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testText: '服务器IP: 192.168.1.1, 公网IP: 8.8.8.8, 错误格式: 999.999.999.999'
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},
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{
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name: '中文字符',
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pattern: '[\\u4e00-\\u9fa5]',
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flags: 'g',
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testText: 'Hello 世界! This is 中文 mixed with English.'
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}
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]
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// HTML转义函数
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const escapeHtml = (text: string): string => {
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if (!text) return ''
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return String(text)
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.replace(/&/g, '&')
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.replace(/</g, '<')
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.replace(/>/g, '>')
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.replace(/"/g, '"')
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.replace(/'/g, ''')
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}
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// 计算高亮文本
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const highlightedText = computed(() => {
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if (!testString.value || matchCount.value === 0) {
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return escapeHtml(testString.value)
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}
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let result = ''
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let lastIndex = 0
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// 按索引顺序排序匹配项
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const sortedMatches = [...matches.value].sort((a, b) => a.index - b.index)
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// 遍历每个匹配项
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sortedMatches.forEach(match => {
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// 添加匹配前的文本
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result += escapeHtml(testString.value.substring(lastIndex, match.index))
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// 添加高亮的匹配内容
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result += `<span style="background-color:rgba(var(--color-primary), 0.3); color:rgb(var(--color-primary)); font-weight:bold; padding:0 4px; border-radius:3px;">${escapeHtml(match[0])}</span>`
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// 更新lastIndex
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lastIndex = match.index + match[0].length
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})
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// 添加最后一个匹配后的文本
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if (lastIndex < testString.value.length) {
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result += escapeHtml(testString.value.substring(lastIndex))
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}
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return result
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})
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// 测试正则表达式
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const testRegex = () => {
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if (!regexString.value || !testString.value) {
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matches.value = []
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matchCount.value = 0
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regexError.value = null
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return
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}
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try {
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// 验证正则表达式是否有效
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new RegExp(regexString.value, flags.value)
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regexError.value = null
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if (flags.value.includes('g')) {
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// 获取所有匹配
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const allMatches: MatchResult[] = []
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let match: RegExpExecArray | null
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const regexWithGroups = new RegExp(regexString.value, flags.value)
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// 收集所有匹配和捕获组
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while ((match = regexWithGroups.exec(testString.value)) !== null) {
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allMatches.push(match as MatchResult)
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// 防止无限循环，如果匹配长度为0，手动增加索引
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if (match.index === regexWithGroups.lastIndex) {
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regexWithGroups.lastIndex++
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}
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}
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matches.value = allMatches
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matchCount.value = allMatches.length
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} else {
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// 单次匹配模式
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const regexWithoutG = new RegExp(regexString.value, flags.value.replace('g', ''))
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const execMatch = regexWithoutG.exec(testString.value)
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if (execMatch) {
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matches.value = [execMatch as MatchResult]
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matchCount.value = 1
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} else {
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matches.value = []
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matchCount.value = 0
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}
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}
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} catch (error) {
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console.error('正则表达式错误:', error)
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regexError.value = (error as Error).message
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matches.value = []
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matchCount.value = 0
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}
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}
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// 复制正则表达式
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const copyRegex = async () => {
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if (!regexString.value) return
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try {
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const regexText = `/${regexString.value}/${flags.value}`
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await navigator.clipboard.writeText(regexText)
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copied.value = true
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setTimeout(() => {
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copied.value = false
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}, 2000)
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} catch (error) {
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console.error('复制失败:', error)
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}
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}
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// 应用示例
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const applyExample = (example: { pattern: string; flags: string; testText: string }) => {
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regexString.value = example.pattern
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flags.value = example.flags
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testString.value = example.testText
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}
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// 清空所有内容
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const clearAll = () => {
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regexString.value = ''
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flags.value = 'g'
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testString.value = ''
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matches.value = []
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matchCount.value = 0
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regexError.value = null
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}
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// 切换标志位
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const toggleFlag = (flag: string) => {
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if (flags.value.includes(flag)) {
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flags.value = flags.value.replace(flag, '')
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} else {
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flags.value = flags.value + flag
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}
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}
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// 监听输入变化，自动测试
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watch([regexString, flags, testString, showGroups], () => {
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testRegex()
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}, { immediate: true })
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</script> |