Move some logic to Document class
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parent
633094ea9f
commit
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130
src/Document.php
130
src/Document.php
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@ -2,6 +2,7 @@
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namespace Aviat\Kilo;
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use Aviat\Kilo\Tokens\PHP8;
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use Aviat\Kilo\Type\Point;
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/**
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@ -10,16 +11,18 @@ use Aviat\Kilo\Type\Point;
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* @property-read int $numRows
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*/
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class Document {
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public ?Syntax $syntax = NULL;
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public FileType $fileType;
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// Tokens for highlighting PHP
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public array $tokens = [];
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private function __construct(
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public array $rows = [],
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public ?string $filename = NULL,
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private bool $dirty = FALSE,
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) {}
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public string $filename = '',
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public bool $dirty = FALSE,
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) {
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$this->fileType = FileType::from($this->filename);
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}
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public function __get(string $name): ?int
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{
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@ -31,21 +34,53 @@ class Document {
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return NULL;
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}
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public static function new(): self
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public static function default(): self
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{
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return new self();
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}
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public static function open(?string $filename = NULL): self
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protected function rowsToString(): string
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{
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// @TODO move logic from Editor
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return new self(filename: $filename);
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$lines = array_map(fn (Row $row) => (string)$row, $this->rows);
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return implode('', $lines);
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}
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public function save(): bool
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public static function open(string $filename): ?self
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{
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// @TODO move logic
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return false;
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$handle = fopen($filename, 'rb');
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if ($handle === FALSE)
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{
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return NULL;
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}
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$self = new self(filename: $filename);
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while (($line = fgets($handle)) !== FALSE)
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{
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// Remove line endings when reading the file
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$self->insertRow($self->numRows, rtrim($line), FALSE);
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}
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fclose($handle);
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$self->selectSyntaxHighlight();
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return $self;
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}
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public function save(): int|false
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{
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$contents = $this->rowsToString();
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$res = file_put_contents($this->filename, $contents);
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if ($res === strlen($contents))
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{
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$this->dirty = FALSE;
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}
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return $res;
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}
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public function insertChar(Point $at, string $c): void
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@ -53,6 +88,47 @@ class Document {
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}
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public function insertRow(int $at, string $s, bool $updateSyntax = TRUE): void
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{
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if ($at > $this->numRows)
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{
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return;
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}
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$row = Row::new($this, $s, $at);
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if ($at === $this->numRows)
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{
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$this->rows[] = $row;
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}
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else
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{
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$this->rows = [
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...array_slice($this->rows, 0, $at),
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$row,
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...array_slice($this->rows, $at),
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];
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// Update indexes of each row so that correct highlighting is done
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for ($idx = $at; $idx < $this->numRows; $idx++)
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{
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$this->rows[$idx]->idx = $idx;
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}
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}
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ksort($this->rows);
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$this->rows[$at]->update();
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$this->dirty = true;
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// Re-tokenize the file
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if ($updateSyntax)
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{
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$this->refreshPHPSyntax();
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}
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}
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public function isDirty(): bool
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{
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return $this->dirty;
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@ -67,4 +143,36 @@ class Document {
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{
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}
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public function selectSyntaxHighlight(): void
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{
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if (empty($this->filename))
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{
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return;
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}
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if ($this->fileType->name === 'PHP')
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{
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$this->tokens = PHP8::getFileTokens($this->filename);
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}
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$this->refreshSyntax();
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}
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public function refreshSyntax(): void
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{
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// Update the syntax highlighting for all the rows of the file
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array_walk($this->rows, static fn (Row $row) => $row->update());
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}
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private function refreshPHPSyntax(): void
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{
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if ($this->fileType->name !== 'PHP')
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{
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return;
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}
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$this->tokens = PHP8::getTokens($this->rowsToString());
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$this->refreshSyntax();
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}
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}
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@ -9,7 +9,6 @@ use Aviat\Kilo\Type\{Point, StatusMessage};
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/**
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* // Don't highlight this!
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* @property-read int $numRows
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*/
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class Editor {
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use Traits\MagicProperties;
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@ -0,0 +1,76 @@
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<?php declare(strict_types=1);
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namespace Aviat\Kilo;
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class FileType {
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public static function from(?string $filename): self
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{
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$syntax = self::getSyntaxFromFilename((string)$filename);
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return new self($syntax->filetype, $syntax);
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}
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private static function getSyntaxFromFilename(string $filename): Syntax
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{
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$ext = (string)strstr(basename($filename), '.');
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return match ($ext) {
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'.php', 'kilo' => Syntax::new(
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'PHP',
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['.php', 'kilo'],
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),
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'.c', '.h', '.cpp', '.cxx', '.cc', '.hpp' => Syntax::new(
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'C',
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['.c', '.h', '.cpp'],
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[
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'continue', 'typedef', 'switch', 'return', 'static', 'while', 'break', 'struct',
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'union', 'class', 'else', 'enum', 'for', 'case', 'if',
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],
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[
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'#include', 'unsigned', '#define', '#ifndef', 'double', 'signed', '#endif',
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'#ifdef', 'float', '#error', '#undef', 'long', 'char', 'int', 'void', '#if',
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],
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),
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'.css', '.less', '.sass', '.scss' => Syntax::new(
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'CSS',
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['.css', '.less', '.sass', 'scss'],
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slcs: '',
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),
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'.js', '.jsx', '.ts', '.tsx', '.jsm', '.mjs', '.es' => Syntax::new(
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'JavaScript',
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['.js', '.jsx', '.ts', '.tsx', '.jsm', '.mjs', '.es'],
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[
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'instanceof', 'continue', 'debugger', 'function', 'default', 'extends',
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'finally', 'delete', 'export', 'import', 'return', 'switch', 'typeof',
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'break', 'catch', 'class', 'const', 'super', 'throw', 'while', 'yield',
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'case', 'else', 'this', 'void', 'with', 'from', 'for', 'new', 'try',
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'var', 'do', 'if', 'in', 'as',
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],
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[
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'=>', 'Number', 'String', 'Object', 'Math', 'JSON', 'Boolean',
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],
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),
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'.rs' => Syntax::new(
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'Rust',
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['.rs'],
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[
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'continue', 'return', 'static', 'struct', 'unsafe', 'break', 'const', 'crate',
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'extern', 'match', 'super', 'trait', 'where', 'else', 'enum', 'false', 'impl',
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'loop', 'move', 'self', 'type', 'while', 'for', 'let', 'mod', 'pub', 'ref', 'true',
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'use', 'mut', 'as', 'fn', 'if', 'in',
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],
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[
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'DoubleEndedIterator', 'ExactSizeIterator', 'IntoIterator', 'PartialOrd', 'PartialEq',
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'Iterator', 'ToString', 'Default', 'ToOwned', 'Extend', 'FnOnce', 'Option', 'String',
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'AsMut', 'AsRef', 'Clone', 'Debug', 'FnMut', 'Sized', 'Unpin', 'array', 'isize',
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'usize', '&str', 'Copy', 'Drop', 'From', 'Into', 'None', 'Self', 'Send', 'Some',
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'Sync', 'bool', 'char', 'i128', 'u128', 'Box', 'Err', 'Ord', 'Vec', 'dyn', 'f32',
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'f64', 'i16', 'i32', 'i64', 'str', 'u16', 'u32', 'u64', 'Eq', 'Fn', 'Ok', 'i8', 'u8',
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],
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),
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default => Syntax::default(),
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};
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}
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private function __construct(public string $name, public Syntax $syntax) {}
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}
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@ -17,12 +17,17 @@ class Syntax {
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string $slcs = '//',
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string $mcs = '/*',
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string $mce = '*/',
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int $flags = 0,
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int $flags = self::HIGHLIGHT_NUMBERS | self::HIGHLIGHT_STRINGS,
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): self
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{
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return new self($name, $extList, $keywords1, $keywords2, $slcs, $mcs, $mce, $flags);
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}
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public static function default(): self
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{
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return self::new('No filetype', slcs: '', mcs: '', mce: '', flags: 0);
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}
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private function __construct(
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/** The name of the programming language */
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public string $filetype,
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