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Direktori : /home2/selectio/public_html/3-idiots/vendor/mtdowling/jmespath.php/src/ |
Current File : /home2/selectio/public_html/3-idiots/vendor/mtdowling/jmespath.php/src/DebugRuntime.php |
<?php namespace JmesPath; /** * Provides CLI debugging information for the AST and Compiler runtimes. */ class DebugRuntime { private $runtime; private $out; private $lexer; private $parser; public function __construct(callable $runtime, $output = null) { $this->runtime = $runtime; $this->out = $output ?: STDOUT; $this->lexer = new Lexer(); $this->parser = new Parser($this->lexer); } public function __invoke($expression, $data) { if ($this->runtime instanceof CompilerRuntime) { return $this->debugCompiled($expression, $data); } return $this->debugInterpreted($expression, $data); } private function debugInterpreted($expression, $data) { return $this->debugCallback( function () use ($expression, $data) { $runtime = $this->runtime; return $runtime($expression, $data); }, $expression, $data ); } private function debugCompiled($expression, $data) { $result = $this->debugCallback( function () use ($expression, $data) { $runtime = $this->runtime; return $runtime($expression, $data); }, $expression, $data ); $this->dumpCompiledCode($expression); return $result; } private function dumpTokens($expression) { $lexer = new Lexer(); fwrite($this->out, "Tokens\n======\n\n"); $tokens = $lexer->tokenize($expression); foreach ($tokens as $t) { fprintf( $this->out, "%3d %-13s %s\n", $t['pos'], $t['type'], json_encode($t['value']) ); } fwrite($this->out, "\n"); } private function dumpAst($expression) { $parser = new Parser(); $ast = $parser->parse($expression); fwrite($this->out, "AST\n========\n\n"); fwrite($this->out, json_encode($ast, JSON_PRETTY_PRINT) . "\n"); } private function dumpCompiledCode($expression) { fwrite($this->out, "Code\n========\n\n"); $dir = sys_get_temp_dir(); $hash = md5($expression); $functionName = "jmespath_{$hash}"; $filename = "{$dir}/{$functionName}.php"; fwrite($this->out, "File: {$filename}\n\n"); fprintf($this->out, file_get_contents($filename)); } private function debugCallback(callable $debugFn, $expression, $data) { fprintf($this->out, "Expression\n==========\n\n%s\n\n", $expression); $this->dumpTokens($expression); $this->dumpAst($expression); fprintf($this->out, "\nData\n====\n\n%s\n\n", json_encode($data, JSON_PRETTY_PRINT)); $startTime = microtime(true); $result = $debugFn(); $total = microtime(true) - $startTime; fprintf($this->out, "\nResult\n======\n\n%s\n\n", json_encode($result, JSON_PRETTY_PRINT)); fwrite($this->out, "Time\n====\n\n"); fprintf($this->out, "Total time: %f ms\n\n", $total); return $result; } }