justfile

# Format entire project
format:
  cargo fmt  
  pnpm format

# Build the WebAssembly for a specific target (usually either `web` or `bundler`)
build-wasm:
  cd "{{justfile_directory()}}/harper-wasm" && wasm-pack build --target web


# Build `harper.js` with all size optimizations available.
build-harperjs: build-wasm 
  #! /bin/bash
  set -eo pipefail

  pnpm install

  # Removes a duplicate copy of the WASM binary if Vite is left to its devices.
  perl -pi -e 's/new URL\(.*\)/new URL()/g' "{{justfile_directory()}}/harper-wasm/pkg/harper_wasm.js"

  cd "{{justfile_directory()}}/packages/harper.js"
  pnpm build

  # Generate API reference
  ./docs.sh

test-harperjs: build-harperjs
  #!/bin/bash
  set -eo pipefail

  pnpm install
  cd "{{justfile_directory()}}/packages/harper.js"
  pnpm playwright install
  pnpm test

  # Test runnable examples
  cd "{{justfile_directory()}}/packages/harper.js/examples/commonjs-simple"
  pnpm start

dev-wp: build-harperjs
  #! /bin/bash

  set -eo pipefail

  cd "{{justfile_directory()}}/packages/wordpress-plugin"
  pnpm install
  pnpm wp-now start &
  pnpm start 

# Build the WordPress plugin
build-wp: build-harperjs
  #! /bin/bash
  set -eo pipefail

  cd "{{justfile_directory()}}/packages/wordpress-plugin"
  pnpm install
  pnpm build
  pnpm plugin-zip

# Compile the website's dependencies and start a development server. Note that if you make changes to `harper-wasm`, you will have to re-run this command.
dev-web: build-harperjs
  #! /bin/bash
  set -eo pipefail

  cd "{{justfile_directory()}}/packages/web"
  pnpm install
  pnpm dev

# Build the Harper website.
build-web: build-harperjs
  #! /bin/bash
  set -eo pipefail
  
  cd "{{justfile_directory()}}/packages/web"
  pnpm install
  pnpm build

# Build the Harper Obsidian plugin.
build-obsidian: build-harperjs
  #! /bin/bash
  set -eo pipefail
  
  cd "{{justfile_directory()}}/packages/obsidian-plugin"

  pnpm install
  pnpm build

  zip harper-obsidian-plugin.zip manifest.json main.js

# Run VSCode plugin unit and integration tests.
test-vscode:
  #! /bin/bash
  set -eo pipefail

  ext_dir="{{justfile_directory()}}/packages/vscode-plugin"
  bin_dir="${ext_dir}/bin"

  if ! [[ -d "$bin_dir" ]]; then
    mkdir "$bin_dir"
  fi

  cargo build --release

  cp "{{justfile_directory()}}/target/release/harper-ls"* "$bin_dir"

  cd "$ext_dir"

  pnpm install
  # For environments without displays like CI servers or containers
  if [[ "$(uname)" == "Linux" ]] && [[ -z "$DISPLAY" ]]; then
    xvfb-run --auto-servernum pnpm test
  else
    pnpm test
  fi

# Build and package the Visual Studio Code extension.
# If `target` is passed, it is assumed that `harper-ls` has been compiled beforehand and is in `packages/vscode-plugin/bin`. This is used in CI.
package-vscode target="":
  #! /bin/bash
  set -eo pipefail

  ext_dir="{{justfile_directory()}}/packages/vscode-plugin"
  bin_dir="${ext_dir}/bin"

  cp LICENSE "$ext_dir"

  if [[ -z "{{target}}" ]]; then
    cargo build --release

    if ! [[ -d "$bin_dir" ]]; then
      mkdir "$bin_dir"
    fi

    cp "{{justfile_directory()}}/target/release/harper-ls"* "$bin_dir"
  fi

  cd "$ext_dir"

  pnpm install
  if [[ -n "{{target}}" ]]; then
    pnpm package --target {{target}}
  else
    pnpm package
  fi

update-vscode-linters:
  #! /bin/bash
  set -eo pipefail

  linters=$(
    cargo run --bin harper-cli -- config |
      jq 'with_entries(.key |= "harper.linters." + . |
        .value |= {
          "scope": "resource",
          "type": "boolean",
          "default": .default_value,
          "description": .description
        }
      )'
  )

  cd "{{justfile_directory()}}/packages/vscode-plugin"

  manifest_without_linters=$(
    jq 'walk(
      if type == "object" then
        with_entries(select(.key | startswith("harper.linters") | not))
      end
    )' package.json
  )

  jq --argjson linters "$linters" \
    '.contributes.configuration.properties += $linters' <<< \
    "$manifest_without_linters" > \
    package.json
  just format

# Run Rust formatting and linting.
check-rust:
  #! /bin/bash
  set -eo pipefail

  cargo fmt -- --check
  cargo clippy -- -Dwarnings -D clippy::dbg_macro -D clippy::needless_raw_string_hashes

# Perform format and type checking.
check: check-rust build-web
  #! /bin/bash
  set -eo pipefail

  pnpm install
  pnpm check

  # Needed because Svelte has special linters
  cd "{{justfile_directory()}}/packages/web"
  pnpm check

# Populate build caches and install necessary local tooling (tools callable via `pnpm run <tool>`).
setup: build-harperjs build-obsidian test-vscode test-harperjs build-web build-wp

# Perform full format and type checking, build all projects and run all tests. Run this before pushing your code.
precommit: check test build-harperjs build-obsidian build-web build-wp
  #! /bin/bash
  set -eo pipefail

  cargo doc
  cargo build

# Install `harper-cli` and `harper-ls` to your machine via `cargo`
install:
  cargo install --path harper-ls --locked 
  cargo install --path harper-cli --locked 

# Run `harper-cli` on the Harper repository
dogfood:
  #! /bin/bash
  cargo build --release
  for file in `fd -e rs`
  do
    echo Linting $file
    ./target/release/harper-cli lint $file
  done

# Test everything.
test: test-vscode test-harperjs
  cargo test

# Use `harper-cli` to parse a provided file and print out the resulting tokens.
parse file:
  cargo run --bin harper-cli -- parse {{file}}

# Lint a provided file using Harper and print the results.
lint file:
  cargo run --bin harper-cli -- lint {{file}}

# Show the spans of the parsed tokens overlapped in the provided file.
spans file:
  cargo run --bin harper-cli -- spans {{file}}

# Add a noun to Harper's curated dictionary.
addnoun noun:
  #! /bin/bash
  DICT_FILE=./harper-core/dictionary.dict 

  cat $DICT_FILE | grep "^{{noun}}/"

  if [ $? -eq 0 ]
  then
    echo "That noun may already be in the dictionary."
    exit 0
  fi

  # 'M': possessive -'s suffix for both common and proper nouns
  flags='M'

  # If the first letter is uppercase, treat it as a proper noun
  if [[ "{{noun}}" =~ ^[A-Z] ]]; then
    # '2': proper noun, usually no plural
    flags+='2'
  else
    # '1': (common) singular noun, 'S': plural -(e)s
    flags+='1S'
  fi

  # Echo the noun with its flags to the dictionary file
  [[ -s $DICT_FILE && -n $(tail -c1 "$DICT_FILE") ]] && echo >> "$DICT_FILE"
  echo "{{noun}}/$flags" >> "$DICT_FILE"

# Search Harper's curated dictionary for a specific word
searchdictfor word:
  #! /bin/bash
  if command -v rg > /dev/null; then
    cargo run --bin harper-cli -- words | rg {{word}}
  else
    cargo run --bin harper-cli -- words | grep {{word}}
  fi

# Find words in the user's `harper-ls/dictionary.txt` for words already in the curated dictionary.
userdictoverlap:
  #! /bin/bash
  USER_DICT_FILE="$HOME/.config/harper-ls/dictionary.txt"

  while read -r line; do
    just searchdictfor $line 2> /dev/null
  done < $USER_DICT_FILE

# Get the metadata associated with a particular word in Harper's dictionary as JSON.
getmetadata word:
  cargo run --bin harper-cli -- metadata {{word}}
# Get all the forms of a word using the affixes.
getforms word:
  cargo run --bin harper-cli -- forms {{word}}
# Get a random sample of words from Harper's dictionary and list all forms of each.
sampleforms count:
  #!/bin/bash
  set -eo pipefail
  DICT_FILE=./harper-core/dictionary.dict 
  # USER_DICT_FILE="$HOME/.config/harper-ls/dictionary.txt"

  if [ "{{count}}" -eq 0 ]; then
    exit 0
  fi

  total_lines=$(wc -l < $DICT_FILE)
  
  # Cross-platform random line selection
  if command -v shuf >/dev/null 2>&1; then
    words=$(shuf -n "{{count}}" "$DICT_FILE")
  elif command -v jot >/dev/null 2>&1; then
    words=$(jot -r "{{count}}" 1 "$total_lines" | while read -r line_num; do \
      sed -n "$line_num"p "$DICT_FILE"; \
    done)
  else
    echo "Error: Neither 'shuf' nor 'jot' found. Cannot generate random words." >&2
    exit 1
  fi
  
  cargo run --bin harper-cli -- forms $words

bump-versions: update-vscode-linters
  #! /bin/bash
  set -eo pipefail

  cargo ws version --no-git-push --no-git-tag --force '*'

  HARPER_VERSION=$(tq --file harper-core/Cargo.toml .package.version)

  cd "{{justfile_directory()}}/packages/harper.js"

  cat package.json | jq ".version = \"$HARPER_VERSION\"" > package.json.edited
  mv package.json.edited package.json

  cd "{{justfile_directory()}}/packages/vscode-plugin"

  cat package.json | jq ".version = \"$HARPER_VERSION\"" > package.json.edited
  mv package.json.edited package.json

  just format

  lazygit

# Enter an infinite loop of property testing until a bug is found.
fuzz:
  #!/usr/bin/bash
  
  while true
  do
      QUICKCHECK_TESTS=100000 cargo test
      if [[ x$? != x0 ]] ; then
          exit $?
      fi
  done

registerlinter module name:
  #! /bin/bash

  D="{{justfile_directory()}}/harper-core/src/linting"

  sed -i "/pub use an_a::AnA;/a pub use {{module}}::{{name}};" "$D/mod.rs"
  sed -i "/use super::an_a::AnA;/a use super::{{module}}::{{name}};" "$D/lint_group.rs"
  sed -i "/insert_struct_rule!(ChockFull, true);/a \ \ \ \ insert_struct_rule!({{name}}, true);" "$D/lint_group.rs"
  just format

# Print affixes and their descriptions from affixes.json
printaffixes:
  #! /usr/bin/env node
  Object.entries(
    require('{{justfile_directory()}}/harper-core/affixes.json').affixes
  ).forEach(([affix, fields]) => {
    const description = fields['#'] || '';
    description && console.log(affix + ': ' + description);
  });

# Get the most recent changes to the curated dictionary. Includes an optional argument to specify the number of commits to look back. Defaults to 1.
newest-dict-changes *numCommits:
  #! /usr/bin/env node

  const { exec } = require('child_process');

  const DICT_FILE = 'harper-core/dictionary.dict';

  const [RST, BOLD, DIM, ITAL, NORM] = [0, 1, 2, 3, 22].map(c => `\x1b[${c}m`);
  const [RED, GRN, YLW, BLU, MGN, CYN, WHT] = [1, 2, 3, 4, 5, 6, 7].map(c => `\x1b[${30+c}m`);

  const argv = [...process.argv];

  const [showHashes, showDiff] = ["--show-hashes", "--show-diff"].map(flag => argv.includes(flag) && argv.splice(argv.indexOf(flag), 1));

  // uncomment first line to use in justfile, comment out second line to use standalone
  const numCommits = "{{numCommits}}" || 1;
  // const numCommits = argv[2] || 1;

  // Command to get the last commit hash that modified the specified file
  const hashCommand = `git log --no-merges -n ${numCommits} --format="%H" -- ${DICT_FILE}`;
  console.log(`${MGN}${BOLD}GET HASHES${NORM}: ${hashCommand}${RST}`);

  // Execute the command to get the hash
  exec(hashCommand, (error, hashString, stderr) => {
    if (error) return console.error(`Error executing command: ${error.message}`);
    if (stderr) return console.error(`stderr: ${stderr}`);

    // avoid empty last line
    const longHashes = hashString.trim().split('\n');
    if (showHashes) console.log(longHashes.length, longHashes);

    if (longHashes.length < 1) {
      console.error('No hash(es) returned. Exiting.');
      process.exit(1);
    }

    // keep the last line and second last if there's more than one hash
    const [hash2, hash1] = longHashes.slice(-2).map((h) => h.substring(0, 7));

    // Command to get the word-level diff using the retrieved hash, using either one or two hashes
    const hashes = longHashes.length == 1 ? `${hash2}` : `${hash1} ${hash2}`;
    const diffCommand = `git diff --word-diff --no-color --unified=0 ${hashes} -- ${DICT_FILE}`;
    console.log(`${MGN}${BOLD}GET DIFF${NORM}: ${diffCommand}${RST}`);

    // Execute the diff command with a large buffer to avoid failing to handle large diffs such as:
    // git diff --word-diff --no-color --unified=0 0761702 baeb08e -- harper-core/dictionary.dict
    exec(diffCommand, { maxBuffer: 2048 * 1024 }, (diffError, diffString, diffStderr) => {
      if (diffError) {
        console.error(`Error executing diff command: ${diffError.message}`);
        return;
      }
      if (diffStderr) return console.error(`stderr: ${diffStderr}`);

      if (showDiff) console.log(`DIFFSTART\n${diffString}\nDIFFEND`);

      // uncomment first line to use in justfile, comment out second line to use standalone
      const affixes = require('{{justfile_directory()}}/harper-core/affixes.json').affixes;
      // const affixes = require('./harper-core/affixes.json').affixes;

      diffString.split("\n").forEach(line => {
        const match = line.match(/^(?:\[-(.*?)-\])?(?:\{\+(.*?)\+\})?$/);
        if (match) {
          let [, before, after] = match;

          if (before && after) {
            // An entry changed
            const [[oldword, oldaff], [newword, newaff]] = [before, after].map(e => e.split('/'));
            if (oldword === newword) {
              if (oldaff !== newaff) {
                const [oldRest, newRest] = [oldaff, newaff].map(aff => aff ? `${DIM}/${aff}${RST}`: '');
                console.log(`${BOLD}${CYN}CHG${RST} # ${oldword}${oldRest} -> ${newRest}`);
                const [oldNorm, newNorm] = [oldaff, newaff].map(a => a ? a.split(''): [])
                                                           .map(a => new Set(a))
                                                           .map(a => Array.from(a))
                                                           .map(a => a.sort());
                const removed = oldNorm.filter(o => !newNorm.includes(o));
                const added = newNorm.filter(n => !oldNorm.includes(n));
                const [addStr, remStr] = [added, removed]
                  .map(a => a.map(a => `    ${BOLD}${ITAL}${a}${RST} -> ${ (affixes[a] && affixes[a]['#']) || '???' }`)
                             .join('\n')
                  );
                if (removed.length > 0) console.log(`${RED}  ${BOLD}REMOVED${RST}:\n${remStr}`);
                if (added.length > 0) console.log(`${GRN}  ${BOLD}ADDED${RST}:\n${addStr}`);
              } else {
                // should never happen
                console.log(`${YLW} ?NO AFFIX CHG? '${oldaff}' -> '${newaff}'${RST}`);
              }
            } else {
              // The word changed rather than its affixes
              console.log(`${YLW}  ${BOLD}CHANGED${RST} ${RED}${oldword}${RST} -> ${GRN}${newword}${RST}`);
            }
          } else if (before || after) {
            // An entry was added or removed
            const [entry, symbol, action, colour] = before ? [before, "-", 'DEL', RED] : [after, "+", 'ADD', GRN];
            const [word, affix] = entry.split('/');
            console.log(`${colour}${BOLD}${action}${RST} ${symbol} ${word}${ affix ? `${DIM}/${affix}` : '' }${RST}`);
          }
        }
      });
    });
  });