jruby/core/src/main/java/org/jruby/util/Inspector.java at master · jruby/jruby · GitHub

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package org.jruby.util;

import org.jcodings.specific.USASCIIEncoding;

import org.jruby.Ruby;

import org.jruby.RubyModule;

import org.jruby.RubyString;

import org.jruby.runtime.ThreadContext;

import static org.jruby.util.io.EncodingUtils.encStrBufCat;

public class Inspector {

public static final ByteList EMPTY_ARRAY_BL = new ByteList(new byte[] { '[',']' }, USASCIIEncoding.INSTANCE, false);

public static final ByteList RECURSIVE_ARRAY_BL = new ByteList(new byte[] { '[','.','.','.',']' }, USASCIIEncoding.INSTANCE, false);

public static final ByteList EMPTY_HASH_BL = new ByteList(new byte[] { '{','}' }, USASCIIEncoding.INSTANCE, false);

public static final ByteList RECURSIVE_HASH_BL = new ByteList(new byte[] { '{','.','.','.','}' }, USASCIIEncoding.INSTANCE, false);

private static final byte[] COLON_ZERO_X = { ':', '0', 'x' };

public static final byte[] COLON = { ':' };

public static final byte[] SPACE = { ' ' };

public static final byte[] SLASH = { '/' };

public static final byte[] COLON_SPACE = { ':', ' ' };

public static final byte[] GT = { '>' };

public static final byte[] COMMA = { ',' };

public static final byte[] COMMA_SPACE = { ',', ' ' };

public static final byte[] BEG_BRACKET = { '[' };

public static final byte[] END_BRACKET = { ']' };

public static final byte[] END_BRACKET_GT = { ']', '>' };

public static final byte[] SPACE_HASHROCKET_SPACE = {' ', '=', '>', ' '};

public static final byte[] SPACE_DOT_DOT_DOT_GT = " ...>".getBytes();

public static final byte[] EQUALS = "=".getBytes();

public static final byte[] SIZE_EQUALS = "size=".getBytes();

// e.g.: #<Object:0x5a1c0542

public static RubyString inspectPrefix(final ThreadContext context, final RubyModule type, final int hash) {

final Ruby runtime = context.runtime;

RubyString buf = inspectPrefixTypeOnly(context, type);

encStrBufCat(runtime, buf, COLON_ZERO_X); // :0x

encStrBufCat(runtime, buf, ConvertBytes.longToHexBytes(hash));

return buf;

}

// e.g. #<Java::JavaUtil::Vector:

public static RubyString inspectPrefix(final ThreadContext context, final RubyModule type) {

final Ruby runtime = context.runtime;

RubyString buf = inspectPrefixTypeOnly(context, type);

encStrBufCat(runtime, buf, COLON); // :

return buf;

}

public static RubyString inspectPrefixTypeOnly(final ThreadContext context, final RubyModule type) {

RubyString name = RubyStringBuilder.types(context, type);

// minimal: "#<Object:0x5a1c0542>"

RubyString buf = RubyString.newStringLight(context.runtime, 2 + name.length() + 3 + 8 + 1, USASCIIEncoding.INSTANCE);

RubyString rubyString = buf.cat('#').cat('<');

rubyString.catWithCodeRange(name);

return buf;

}

jruby/core/src/main/java/org/jruby/util/Inspector.java at master · jruby/jruby · GitHub

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jruby/core/src/main/java/org/jruby/util/Inspector.java at master · jruby/jruby · GitHub

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