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@ditojs/router - npm Package Compare versions

Comparing version 0.40.0 to 0.41.0

90

lib/Node.js

@@ -7,5 +7,4 @@ "use strict";

exports.default = void 0;
const STATIC = 0;
const PARAM = 1;
const MATCH_ANY = 2;
const PARAM = ':';
const MATCH_ANY = '*';

@@ -17,6 +16,5 @@ class Node {

initialize(prefix = '/', type = STATIC, children = [], handler = null, paramNames = null) {
this.label = prefix.charCodeAt(0);
initialize(prefix = '/', children = {}, handler = null, paramNames = null) {
this.label = prefix[0];
this.prefix = prefix;
this.type = type;
this.children = children;

@@ -29,29 +27,9 @@ this.handler = handler;

addChild(child) {
this.children.push(child);
this.children[child.label] = child;
}
findChild(label, type) {
for (const child of this.children) {
if (child.label === label && child.type === type) {
return child;
}
}
findChild(label) {
return this.children[label];
}
findChildWithLabel(label) {
for (const child of this.children) {
if (child.label === label) {
return child;
}
}
}
findChildWithType(type) {
for (const child of this.children) {
if (child.type === type) {
return child;
}
}
}
add(path, handler) {

@@ -63,4 +41,4 @@ const paramNames = [];

if (ch === ':') {
this.insert(path.substring(0, pos), STATIC);
if (ch === PARAM) {
this.insert(path.substring(0, pos));
pos++;

@@ -74,18 +52,18 @@ const start = pos;

if (start === length) {
return this.insert(path, PARAM, paramNames, handler);
return this.insert(path, paramNames, handler);
}
pos = start;
this.insert(path.substring(0, pos), PARAM, paramNames);
} else if (ch === '*') {
this.insert(path.substring(0, pos), STATIC);
paramNames.push('*');
return this.insert(path, MATCH_ANY, paramNames, handler);
this.insert(path.substring(0, pos), paramNames);
} else if (ch === MATCH_ANY) {
this.insert(path.substring(0, pos));
paramNames.push(MATCH_ANY);
return this.insert(path, paramNames, handler);
}
}
this.insert(path, STATIC, paramNames, handler);
this.insert(path, paramNames, handler);
}
insert(path, type, paramNames, handler) {
insert(path, paramNames, handler) {
let current = this;

@@ -100,3 +78,3 @@

while (pos < max && path.charCodeAt(pos) === prefix.charCodeAt(pos)) {
while (pos < max && path[pos] === prefix[pos]) {
pos++;

@@ -106,10 +84,8 @@ }

if (pos < prefix.length) {
const node = new Node(prefix.substring(pos), current.type, current.children, current.handler, current.paramNames);
const node = new Node(prefix.substring(pos), current.children, current.handler, current.paramNames);
current.initialize(prefix.substring(0, pos));
current.addChild(node);
if (pos === path.length) {
current.type = type;
} else {
const node = new Node(path.substring(pos), type);
if (pos < path.length) {
const node = new Node(path.substring(pos));
current.addChild(node);

@@ -120,3 +96,3 @@ current = node;

path = path.substring(pos);
const child = current.findChildWithLabel(path.charCodeAt(0));
const child = current.findChild(path[0]);

@@ -128,3 +104,3 @@ if (child !== undefined) {

const node = new Node(path, type);
const node = new Node(path);
current.addChild(node);

@@ -175,7 +151,7 @@ current = node;

path = path.substring(this.prefix.length);
} else if (this.type !== PARAM) {
} else if (this.label !== PARAM) {
return null;
}
const staticChild = this.findChild(path.charCodeAt(0), STATIC);
const staticChild = this.findChild(path[0]);

@@ -194,3 +170,3 @@ if (staticChild) {

const paramChild = this.findChildWithType(PARAM);
const paramChild = this.findChild(PARAM);

@@ -209,7 +185,7 @@ if (paramChild) {

const anyChild = this.findChildWithType(MATCH_ANY);
const matchAnyChild = this.findChild(MATCH_ANY);
if (anyChild) {
if (matchAnyChild) {
paramValues.push(path);
return anyChild.find('', paramValues);
return matchAnyChild.find('', paramValues);
}

@@ -225,7 +201,5 @@

const lines = [`${format(prefix, tail, '└── ', '├── ')}${this.type === PARAM ? `${this.prefix}${this.paramName}` : this.prefix}${handler ? ` ${handler}` : ''} children=${this.children.length}`];
const children = Object.values(this.children);
const lines = [`${format(prefix, tail, '└── ', '├── ')}${this.label === PARAM ? `${this.prefix}${this.paramName}` : this.prefix}${handler ? ` ${handler}` : ''} children=${children.length}`];
const str = format(prefix, tail, ' ', '│ ');
const {
children
} = this;

@@ -242,2 +216,2 @@ for (let i = 0, l = children.length - 1; i <= l; i++) {

exports.default = Node;
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Node Types:\nconst STATIC = 0\nconst PARAM = 1\nconst MATCH_ANY = 2\n\nexport default class Node {\n  constructor(...args) {\n    this.initialize(...args)\n  }\n\n  initialize(\n    prefix = '/',\n    type = STATIC,\n    children = [],\n    handler = null,\n    paramNames = null\n  ) {\n    this.label = prefix.charCodeAt(0)\n    this.prefix = prefix\n    this.type = type\n    this.children = children\n    this.handler = handler\n    this.paramNames = paramNames\n    this.paramName = null\n  }\n\n  addChild(child) {\n    this.children.push(child)\n  }\n\n  findChild(label, type) {\n    for (const child of this.children) {\n      if (child.label === label && child.type === type) {\n        return child\n      }\n    }\n  }\n\n  findChildWithLabel(label) {\n    for (const child of this.children) {\n      if (child.label === label) {\n        return child\n      }\n    }\n  }\n\n  findChildWithType(type) {\n    for (const child of this.children) {\n      if (child.type === type) {\n        return child\n      }\n    }\n  }\n\n  add(path, handler) {\n    const paramNames = []\n    for (let pos = 0, length = path.length; pos < length; pos++) {\n      const ch = path[pos]\n      if (ch === ':') {\n        this.insert(path.substring(0, pos), STATIC)\n        pos++ // Skip colon.\n        const start = pos\n        // Move pos to the next occurrence of the slash or the end:\n        pos += path.substring(pos).match(/^([^/]*)/)[1].length\n\n        paramNames.push(path.substring(start, pos))\n        // Chop out param name from path, but keep colon.\n        path = path.substring(0, start) + path.substring(pos)\n        length = path.length // Update length after changing path.\n\n        if (start === length) {\n          return this.insert(path, PARAM, paramNames, handler)\n        }\n        pos = start\n        this.insert(path.substring(0, pos), PARAM, paramNames)\n      } else if (ch === '*') {\n        this.insert(path.substring(0, pos), STATIC)\n        paramNames.push('*')\n        return this.insert(path, MATCH_ANY, paramNames, handler)\n      }\n    }\n    this.insert(path, STATIC, paramNames, handler)\n  }\n\n  insert(path, type, paramNames, handler) {\n    let current = this\n    while (true) {\n      // Find the position where the path and the node's prefix start diverging.\n      const { prefix } = current\n      let pos = 0\n      const max = path.length < prefix.length ? path.length : prefix.length\n      while (pos < max && path.charCodeAt(pos) === prefix.charCodeAt(pos)) {\n        pos++\n      }\n      if (pos < prefix.length) {\n        // Split node\n        const node = new Node(\n          prefix.substring(pos),\n          current.type,\n          current.children,\n          current.handler,\n          current.paramNames\n        )\n        // Reset parent node and add new node as child to it:\n        current.initialize(prefix.substring(0, pos))\n        current.addChild(node)\n        if (pos === path.length) {\n          // At parent node\n          current.type = type\n        } else {\n          // Create child node\n          const node = new Node(path.substring(pos), type)\n          current.addChild(node)\n          current = node // Switch to child to set handler\n        }\n      } else if (pos < path.length) {\n        path = path.substring(pos)\n        const child = current.findChildWithLabel(path.charCodeAt(0))\n        if (child !== undefined) {\n          // Go deeper\n          current = child\n          continue\n        }\n        // Create child node\n        const node = new Node(path, type)\n        current.addChild(node)\n        current = node // Switch to child to set handler\n      }\n      if (handler) {\n        current.handler = handler\n        current.paramNames = paramNames\n      }\n      if (paramNames) {\n        // Remember the last entry from the list of param names that keeps\n        // growing during parsing as the name of the current node.\n        current.paramName = paramNames[paramNames.length - 1]\n      }\n      break\n    }\n  }\n\n  find(path, paramValues = []) {\n    if (!path || path === this.prefix) {\n      // It's a match!\n      const { handler, paramNames } = this\n      if (handler) {\n        // Convert paramNames and values to params\n        const params = {}\n        let i = 0\n        for (const name of paramNames) {\n          params[name] = paramValues[i++]\n        }\n        return { handler, params }\n      }\n      return null\n    }\n\n    const fullMatch = path.startsWith(this.prefix)\n    if (fullMatch) {\n      path = path.substring(this.prefix.length)\n    } else if (this.type !== PARAM) {\n      // If the path doesn't fully match the prefix, we only need to look\n      // further on param nodes, which can have overlapping static children.\n      return null\n    }\n\n    // Search order: Static > Param > Match-any\n\n    // Static node\n    const staticChild = this.findChild(path.charCodeAt(0), STATIC)\n    if (staticChild) {\n      const result = staticChild.find(path, paramValues)\n      if (result) {\n        return result\n      }\n    }\n\n    // Node not found\n    if (!fullMatch) {\n      return null\n    }\n\n    // Param node\n    const paramChild = this.findChildWithType(PARAM)\n    if (paramChild) {\n      // Find the position of the next slash:\n      const pos = path.match(/^([^/]*)/)[1].length\n      paramValues.push(path.substring(0, pos))\n      const result = paramChild.find(path.substring(pos), paramValues)\n      if (result) {\n        return result\n      }\n      paramValues.pop()\n    }\n\n    // Match-any node\n    const anyChild = this.findChildWithType(MATCH_ANY)\n    if (anyChild) {\n      paramValues.push(path)\n      return anyChild.find('', paramValues) // '' == End\n    }\n\n    return null\n  }\n\n  toString(prefix = '', tail = true, root = true) {\n    const handler = this.handler && `${this.handler.name || 'ƒ'}()`\n    const format = (prefix, tail, on, off) =>\n      root ? '' : `${prefix}${tail ? on : off}`\n    const lines = [\n      `${format(prefix, tail, '└── ', '├── ')}${\n        this.type === PARAM\n          ? `${this.prefix}${this.paramName}`\n          : this.prefix\n      }${\n        handler ? ` ${handler}` : ''\n      } children=${\n        this.children.length\n      }`\n    ]\n\n    const str = format(prefix, tail, '    ', '│   ')\n    const { children } = this\n    for (let i = 0, l = children.length - 1; i <= l; i++) {\n      lines.push(children[i].toString(str, i === l, false))\n    }\n    return lines.join('\\n')\n  }\n}\n"]}
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Special Labels:\nconst PARAM = ':'\nconst MATCH_ANY = '*'\n\nexport default class Node {\n  constructor(...args) {\n    this.initialize(...args)\n  }\n\n  initialize(\n    prefix = '/',\n    children = {},\n    handler = null,\n    paramNames = null\n  ) {\n    this.label = prefix[0]\n    this.prefix = prefix\n    this.children = children\n    this.handler = handler\n    this.paramNames = paramNames\n    this.paramName = null\n  }\n\n  addChild(child) {\n    // No two children can have the same label in a prefix-tree so this is fine:\n    this.children[child.label] = child\n  }\n\n  findChild(label) {\n    return this.children[label]\n  }\n\n  add(path, handler) {\n    const paramNames = []\n    for (let pos = 0, length = path.length; pos < length; pos++) {\n      const ch = path[pos]\n      if (ch === PARAM) {\n        this.insert(path.substring(0, pos))\n        pos++ // Skip colon.\n        const start = pos\n        // Move pos to the next occurrence of the slash or the end:\n        pos += path.substring(pos).match(/^([^/]*)/)[1].length\n\n        paramNames.push(path.substring(start, pos))\n        // Chop out param name from path, but keep colon.\n        path = path.substring(0, start) + path.substring(pos)\n        length = path.length // Update length after changing path.\n\n        if (start === length) {\n          return this.insert(path, paramNames, handler)\n        }\n        pos = start\n        // We need to include paramNames here for toString() and nested queries.\n        this.insert(path.substring(0, pos), paramNames)\n      } else if (ch === MATCH_ANY) {\n        this.insert(path.substring(0, pos))\n        paramNames.push(MATCH_ANY)\n        return this.insert(path, paramNames, handler)\n      }\n    }\n    this.insert(path, paramNames, handler)\n  }\n\n  insert(path, paramNames, handler) {\n    let current = this\n    while (true) {\n      // Find the position where the path and the node's prefix start diverging\n      const { prefix } = current\n      let pos = 0\n      const max = path.length < prefix.length ? path.length : prefix.length\n      while (pos < max && path[pos] === prefix[pos]) {\n        pos++\n      }\n      if (pos < prefix.length) {\n        // Split node\n        const node = new Node(\n          prefix.substring(pos),\n          current.children,\n          current.handler,\n          current.paramNames\n        )\n        // Reset parent node and add new node as child to it:\n        current.initialize(prefix.substring(0, pos))\n        current.addChild(node)\n        if (pos < path.length) {\n          // Create child node\n          const node = new Node(path.substring(pos))\n          current.addChild(node)\n          current = node // Switch to child to set handler\n        }\n      } else if (pos < path.length) {\n        path = path.substring(pos)\n        const child = current.findChild(path[0])\n        if (child !== undefined) {\n          // Go deeper\n          current = child\n          continue\n        }\n        // Create child node\n        const node = new Node(path)\n        current.addChild(node)\n        current = node // Switch to child to set handler\n      }\n      if (handler) {\n        current.handler = handler\n        current.paramNames = paramNames\n      }\n      if (paramNames) {\n        // Remember the last entry from the list of param names that keeps\n        // growing during parsing as the name of the current node.\n        current.paramName = paramNames[paramNames.length - 1]\n      }\n      break\n    }\n  }\n\n  find(path, paramValues = []) {\n    if (!path || path === this.prefix) {\n      // It's a match!\n      const { handler, paramNames } = this\n      if (handler) {\n        // Convert paramNames and values to params\n        const params = {}\n        let i = 0\n        for (const name of paramNames) {\n          params[name] = paramValues[i++]\n        }\n        return { handler, params }\n      }\n      return null\n    }\n\n    const fullMatch = path.startsWith(this.prefix)\n    if (fullMatch) {\n      path = path.substring(this.prefix.length)\n    } else if (this.label !== PARAM) {\n      // If the path doesn't fully match the prefix, we only need to look\n      // further on param nodes, which can have overlapping static children.\n      return null\n    }\n\n    // Search order: Static > Param > Match-any\n\n    // Static node\n    const staticChild = this.findChild(path[0])\n    if (staticChild) {\n      const result = staticChild.find(path, paramValues)\n      if (result) {\n        return result\n      }\n    }\n\n    // Node not found\n    if (!fullMatch) {\n      return null\n    }\n\n    // Param node\n    const paramChild = this.findChild(PARAM)\n    if (paramChild) {\n      // Find the position of the next slash:\n      const pos = path.match(/^([^/]*)/)[1].length\n      paramValues.push(path.substring(0, pos))\n      const result = paramChild.find(path.substring(pos), paramValues)\n      if (result) {\n        return result\n      }\n      paramValues.pop()\n    }\n\n    // Match-any node\n    const matchAnyChild = this.findChild(MATCH_ANY)\n    if (matchAnyChild) {\n      paramValues.push(path)\n      return matchAnyChild.find('', paramValues) // '' == End\n    }\n\n    return null\n  }\n\n  toString(prefix = '', tail = true, root = true) {\n    const handler = this.handler && `${this.handler.name || 'ƒ'}()`\n    const format = (prefix, tail, on, off) =>\n      root ? '' : `${prefix}${tail ? on : off}`\n    const children = Object.values(this.children)\n    const lines = [\n      `${format(prefix, tail, '└── ', '├── ')}${\n        this.label === PARAM\n          ? `${this.prefix}${this.paramName}`\n          : this.prefix\n      }${\n        handler ? ` ${handler}` : ''\n      } children=${\n        children.length\n      }`\n    ]\n\n    const str = format(prefix, tail, '    ', '│   ')\n\n    for (let i = 0, l = children.length - 1; i <= l; i++) {\n      lines.push(children[i].toString(str, i === l, false))\n    }\n    return lines.join('\\n')\n  }\n}\n"]}
{
"name": "@ditojs/router",
"version": "0.40.0",
"version": "0.41.0",
"description": "Dito.js Router – Dito.js is a declarative and modern web framework, based on Objection.js, Koa.js and Vue.js",

@@ -29,3 +29,3 @@ "main": "lib/index.js",

"devDependencies": {
"@ditojs/utils": "^0.40.0"
"@ditojs/utils": "^0.41.0"
},

@@ -39,3 +39,3 @@ "keywords": [

],
"gitHead": "19103cf1701a5b7c2a46c52075bdc160a28bfb97"
"gitHead": "41f5f6724fec81c02f0cf16359bd1d795c3e8aff"
}

@@ -1,5 +0,4 @@

// Node Types:
const STATIC = 0
const PARAM = 1
const MATCH_ANY = 2
// Special Labels:
const PARAM = ':'
const MATCH_ANY = '*'

@@ -13,10 +12,8 @@ export default class Node {

prefix = '/',
type = STATIC,
children = [],
children = {},
handler = null,
paramNames = null
) {
this.label = prefix.charCodeAt(0)
this.label = prefix[0]
this.prefix = prefix
this.type = type
this.children = children

@@ -29,29 +26,10 @@ this.handler = handler

addChild(child) {
this.children.push(child)
// No two children can have the same label in a prefix-tree so this is fine:
this.children[child.label] = child
}
findChild(label, type) {
for (const child of this.children) {
if (child.label === label && child.type === type) {
return child
}
}
findChild(label) {
return this.children[label]
}
findChildWithLabel(label) {
for (const child of this.children) {
if (child.label === label) {
return child
}
}
}
findChildWithType(type) {
for (const child of this.children) {
if (child.type === type) {
return child
}
}
}
add(path, handler) {

@@ -61,4 +39,4 @@ const paramNames = []

const ch = path[pos]
if (ch === ':') {
this.insert(path.substring(0, pos), STATIC)
if (ch === PARAM) {
this.insert(path.substring(0, pos))
pos++ // Skip colon.

@@ -75,23 +53,24 @@ const start = pos

if (start === length) {
return this.insert(path, PARAM, paramNames, handler)
return this.insert(path, paramNames, handler)
}
pos = start
this.insert(path.substring(0, pos), PARAM, paramNames)
} else if (ch === '*') {
this.insert(path.substring(0, pos), STATIC)
paramNames.push('*')
return this.insert(path, MATCH_ANY, paramNames, handler)
// We need to include paramNames here for toString() and nested queries.
this.insert(path.substring(0, pos), paramNames)
} else if (ch === MATCH_ANY) {
this.insert(path.substring(0, pos))
paramNames.push(MATCH_ANY)
return this.insert(path, paramNames, handler)
}
}
this.insert(path, STATIC, paramNames, handler)
this.insert(path, paramNames, handler)
}
insert(path, type, paramNames, handler) {
insert(path, paramNames, handler) {
let current = this
while (true) {
// Find the position where the path and the node's prefix start diverging.
// Find the position where the path and the node's prefix start diverging
const { prefix } = current
let pos = 0
const max = path.length < prefix.length ? path.length : prefix.length
while (pos < max && path.charCodeAt(pos) === prefix.charCodeAt(pos)) {
while (pos < max && path[pos] === prefix[pos]) {
pos++

@@ -103,3 +82,2 @@ }

prefix.substring(pos),
current.type,
current.children,

@@ -112,8 +90,5 @@ current.handler,

current.addChild(node)
if (pos === path.length) {
// At parent node
current.type = type
} else {
if (pos < path.length) {
// Create child node
const node = new Node(path.substring(pos), type)
const node = new Node(path.substring(pos))
current.addChild(node)

@@ -124,3 +99,3 @@ current = node // Switch to child to set handler

path = path.substring(pos)
const child = current.findChildWithLabel(path.charCodeAt(0))
const child = current.findChild(path[0])
if (child !== undefined) {

@@ -132,3 +107,3 @@ // Go deeper

// Create child node
const node = new Node(path, type)
const node = new Node(path)
current.addChild(node)

@@ -169,3 +144,3 @@ current = node // Switch to child to set handler

path = path.substring(this.prefix.length)
} else if (this.type !== PARAM) {
} else if (this.label !== PARAM) {
// If the path doesn't fully match the prefix, we only need to look

@@ -179,3 +154,3 @@ // further on param nodes, which can have overlapping static children.

// Static node
const staticChild = this.findChild(path.charCodeAt(0), STATIC)
const staticChild = this.findChild(path[0])
if (staticChild) {

@@ -194,3 +169,3 @@ const result = staticChild.find(path, paramValues)

// Param node
const paramChild = this.findChildWithType(PARAM)
const paramChild = this.findChild(PARAM)
if (paramChild) {

@@ -208,6 +183,6 @@ // Find the position of the next slash:

// Match-any node
const anyChild = this.findChildWithType(MATCH_ANY)
if (anyChild) {
const matchAnyChild = this.findChild(MATCH_ANY)
if (matchAnyChild) {
paramValues.push(path)
return anyChild.find('', paramValues) // '' == End
return matchAnyChild.find('', paramValues) // '' == End
}

@@ -222,5 +197,6 @@

root ? '' : `${prefix}${tail ? on : off}`
const children = Object.values(this.children)
const lines = [
`${format(prefix, tail, '└── ', '├── ')}${
this.type === PARAM
this.label === PARAM
? `${this.prefix}${this.paramName}`

@@ -231,3 +207,3 @@ : this.prefix

} children=${
this.children.length
children.length
}`

@@ -237,3 +213,3 @@ ]

const str = format(prefix, tail, ' ', '│ ')
const { children } = this
for (let i = 0, l = children.length - 1; i <= l; i++) {

@@ -240,0 +216,0 @@ lines.push(children[i].toString(str, i === l, false))

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