feat: bootstrap implementation and tests

Author: chrisrzhou

.editorconfig

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+# http://editorconfig.org
+root = true
+
+[*]
+charset = utf-8
+end_of_line = lf
+indent_size = 2
+indent_style = space
+insert_final_newline = true
+max_line_length = 80
+trim_trailing_whitespace = true
+
+[*.md]
+max_line_length = 0
+trim_trailing_whitespace = false
+
+[COMMIT_EDITMSG]
+max_line_length = 0

.eslintignore

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+node_modules
+dist

.gitignore

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+# node
+node_modules
+
+# logs
+*.log
+
+# files and IDE
+.DS_STORE
+*~
+*.swp
+*.swo
+
+# project
+package-lock.json
+dist

babel.config.js

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+module.exports = {
+  presets: ['@babel/preset-env'],
+};

index.js

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+export { default } from './lib/td';

lib/node.js

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+export const CELL = 'cell';
+export const COLUMN = 'column';
+export const ROW = 'row';
+export const TABLE = 'table';
+
+function create(type, props) {
+  const node = { ...props, type };
+  const { data, position } = props;
+  if (data instanceof Object) {
+    node.data = data;
+  }
+
+  if (position instanceof Object) {
+    node.position = position;
+  }
+
+  return node;
+}
+
+export function cell(value, props = {}) {
+  const { data, position } = props;
+  return create(CELL, { data, position, value });
+}
+
+export function column(value, props = {}) {
+  const { data, dataType, index, label, position } = props;
+  return create(COLUMN, { data, dataType, index, label, position, value });
+}
+
+export function row(props = {}, children = []) {
+  const { data, index, position } = props;
+  let firstChildType;
+  const updatedChildren = children
+    .map((child) => {
+      const isNode = child?.type;
+      if (!firstChildType) {
+        if (isNode) {
+          if ([CELL, COLUMN].includes(child.type)) {
+            firstChildType = child.type;
+          }
+        } else {
+          firstChildType = CELL;
+        }
+      }
+      if (!isNode) {
+        return cell(child);
+      }
+      if (isNode && firstChildType === child.type) {
+        return child;
+      }
+      return null;
+    })
+    .filter((child) => child)
+    .map((child, index) => {
+      return child.type === COLUMN ? { ...child, index } : child;
+    });
+  return create(ROW, { children: updatedChildren, data, index, position });
+}
+
+export function table(props = {}, children = []) {
+  const { data, position } = props;
+  const updatedChildren = children
+    .map((child) => {
+      const isRowNode = child?.type === ROW;
+      if (isRowNode) {
+        return row(child, child.children);
+      }
+      return null;
+    })
+    .filter((child) => child)
+    .map((child, index) => ({ ...child, index }));
+  return create(TABLE, { children: updatedChildren, data, position });
+}

lib/td.js

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+import { CELL, COLUMN, ROW, TABLE, cell, column, row, table } from './node';
+
+function fromArgs(...args) {
+  const [type, arg2, arg3] = args;
+  let children = [];
+  let props = {};
+
+  if (Array.isArray(arg2)) {
+    children = arg2;
+  } else {
+    children = arg3;
+    if (arg2 instanceof Object) {
+      props = arg2;
+    } else {
+      props = { value: arg2 };
+    }
+  }
+
+  return { children, props, type };
+}
+
+export default function td(...args) {
+  const { children, props, type } = fromArgs(...args);
+  switch (type) {
+    case TABLE: {
+      return table(props, children);
+    }
+    case ROW: {
+      return row(props, children);
+    }
+    case CELL: {
+      const { value, ...restProps } = props;
+      return cell(value, restProps);
+    }
+    case COLUMN: {
+      const { value, ...restProps } = props;
+      return column(value, restProps);
+    }
+    default: {
+      return table();
+    }
+  }
+}

license

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+The MIT License (MIT)
+
+Copyright (c) 2020 Chris Zhou <chrisrzhou@pm.me>
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.

package.json

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+{
+  "name": "tdastscript",
+  "version": "0.1.0",
+  "description": "utility to create tdast trees",
+  "license": "MIT",
+  "homepage": "https://github.com/tdast/tdastscript",
+  "repository": "https://github.com/tdast/tdastscript",
+  "bugs": "https://github.com/tdast/tdastscript/issues",
+  "author": "Chris Zhou <chrisrzhou@pm.me> (https://chrisrzhou.io)",
+  "keywords": [
+    "tdast",
+    "script",
+    "tabular",
+    "data",
+    "ast",
+    "unist",
+    "util"
+  ],
+  "scripts": {
+    "bootstrap": "npm install",
+    "build": "microbundle",
+    "clean": "rm -rf dist",
+    "dev": "microbundle watch",
+    "lint": "xo --fix; tsc",
+    "prepare": "npm run clean; npm run build",
+    "release": "standard-version -s --infile changelog.md",
+    "test": "jest --watch packages",
+    "test:run": "jest"
+  },
+  "typings": "types/index.d.ts",
+  "files": [
+    "dist",
+    "types"
+  ],
+  "dependencies": {
+    "tdast-types": "^0.1.1"
+  },
+  "devDependencies": {
+    "@babel/preset-env": "^7.11.5",
+    "@types/jest": "^26.0.9",
+    "babel-jest": "^26.2.2",
+    "husky": "^4.3.0",
+    "jest": "^26.4.2",
+    "microbundle": "^0.12.3",
+    "standard-version": "^9.0.0",
+    "typescript": "^4.0.2",
+    "xo": "^0.33.1"
+  },
+  "husky": {
+    "hooks": {
+      "pre-push": "npm prepare; npm run lint; npm run test:run"
+    }
+  },
+  "prettier": {
+    "bracketSpacing": true,
+    "jsxBracketSameLine": true,
+    "trailingComma": "all",
+    "useTabs": false
+  },
+  "xo": {
+    "env": [
+      "jest"
+    ],
+    "prettier": true,
+    "rules": {
+      "capitalized-comments": "off",
+      "padding-line-between-statements": "off"
+    }
+  }
+}

readme.md

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+# tdastscript
+
+utility to create [**tdast**][tdast] trees.
+
+---
+
+## Install
+
+```sh
+npm install tdastscript
+```
+
+## Use
+
+```js
+import td from 'tdastscript';
+```
+
+<!-- Definitions -->
+[tdast]: https://github.com/tdast/tdast