#525521819

Committed 12 Apr 2026 11:03AM UTC coverage: 76.189% (+0.1%) from 76.061%

Build # #525521819

Build Type

push

github

Committed by

hurricup

Commit Message

[qodana] Suppressed a warning on the api method

Coverage Stats

14764 of 22542 branches covered (65.5%)

Branch coverage included in aggregate %.

31091 of 37644 relevant lines covered (82.59%)

0.83 hits per line

Source File
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77.03

/plugin/common/src/main/java/com/perl5/lang/perl/lexer/PerlLexerWithCustomStatesAdapter.java

/*
 * Copyright 2015-2026 Alexandr Evstigneev
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.perl5.lang.perl.lexer;

import com.intellij.lexer.LexerBase;
import com.intellij.psi.tree.IElementType;
import org.jetbrains.annotations.NotNull;

import java.io.IOException;


public class PerlLexerWithCustomStatesAdapter extends LexerBase {
  private final PerlLexerWithCustomStates myFlex;
  private IElementType myTokenType = null;
  private CharSequence myText;

  private int myEnd;
  private int myState;

  public PerlLexerWithCustomStatesAdapter(PerlLexerWithCustomStates lexer) {
    myFlex = lexer;
  }

  @Override
  public void start(final @NotNull CharSequence buffer, int startOffset, int endOffset, int initialState) {
    myText = buffer;
    myEnd = endOffset;

    if (startOffset == 0 && initialState == PerlLexer.YYINITIAL)    // beginning of doc
    {
      myFlex.setCustomState(myFlex.getInitialCustomState());
    }
    else if (initialState > 0xFFFF)    // properly packed state
    {
      myFlex.setCustomState(PerlTemplatingLexer.getTemplateLexerState(initialState));
      initialState = PerlTemplatingLexer.getPerlLexerState(initialState);
    }
    else {
      throw new RuntimeException("Shouldn't be here, inproperly packed state");
    }

    myFlex.reset(myText, startOffset, endOffset, initialState);
    myTokenType = null;
  }

  @Override
  public int getState() {
    if (myTokenType == null) {
      locateToken();
    }
    return myState;
  }

  @Override
  public IElementType getTokenType() {
    if (myTokenType == null) {
      locateToken();
    }
    return myTokenType;
  }

  @Override
  public int getTokenStart() {
    if (myTokenType == null) {
      locateToken();
    }
    return myFlex.getTokenStart();
  }

  @Override
  public int getTokenEnd() {
    if (myTokenType == null) {
      locateToken();
    }
    return myFlex.getTokenEnd();
  }

  @Override
  public void advance() {
    if (myTokenType == null) {
      locateToken();
    }
    myTokenType = null;
  }

  @Override
  public @NotNull CharSequence getBufferSequence() {
    return myText;
  }

  @Override
  public int getBufferEnd() {
    return myEnd;
  }

  protected void compileState() {
    int customState = myFlex.getCustomState();
    int lexerState = myFlex.yystate();

    assert customState < 0x10000 && lexerState < 0x10000 : "Custom state: " + customState + "; lexerState: " + lexerState;
    myState = PerlTemplatingLexer.packState(lexerState, customState);
  }

  protected void locateToken() {
    if (myTokenType != null) {
      return;
    }
    try {
      compileState();
      myTokenType = myFlex.advance();
    }
    catch (IOException e) { /*Can't happen*/ }
    catch (Error e) {
      // add lexer class name to the error
      final Error error = new Error(myFlex.getClass().getName() + ": " + e.getMessage());
      error.setStackTrace(e.getStackTrace());
      throw error;
    }
  }
}

1	/*
2	* Copyright 2015-2026 Alexandr Evstigneev
3	*
4	* Licensed under the Apache License, Version 2.0 (the "License");
5	* you may not use this file except in compliance with the License.
6	* You may obtain a copy of the License at
7	*
8	* http://www.apache.org/licenses/LICENSE-2.0
9	*
10	* Unless required by applicable law or agreed to in writing, software
11	* distributed under the License is distributed on an "AS IS" BASIS,
12	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13	* See the License for the specific language governing permissions and
14	* limitations under the License.
15	*/
16
17	package com.perl5.lang.perl.lexer;
18
19	import com.intellij.lexer.LexerBase;
20	import com.intellij.psi.tree.IElementType;
21	import org.jetbrains.annotations.NotNull;
22
23	import java.io.IOException;
24
25
26	public class PerlLexerWithCustomStatesAdapter extends LexerBase {	1✔
27	private final PerlLexerWithCustomStates myFlex;
28	private IElementType myTokenType = null;	1✔
29	private CharSequence myText;
30
31	private int myEnd;
32	private int myState;
33
34	public PerlLexerWithCustomStatesAdapter(PerlLexerWithCustomStates lexer) {	1✔
35	myFlex = lexer;	1✔
36	}	1✔
37
38	@Override
39	public void start(final @NotNull CharSequence buffer, int startOffset, int endOffset, int initialState) {
40	myText = buffer;	1✔
41	myEnd = endOffset;	1✔
42
43	if (startOffset == 0 && initialState == PerlLexer.YYINITIAL) // beginning of doc	1✔
44	{
45	myFlex.setCustomState(myFlex.getInitialCustomState());	1✔
46	}
47	else if (initialState > 0xFFFF) // properly packed state	1!
48	{
49	myFlex.setCustomState(PerlTemplatingLexer.getTemplateLexerState(initialState));	1✔
50	initialState = PerlTemplatingLexer.getPerlLexerState(initialState);	1✔
51	}
52	else {
53	throw new RuntimeException("Shouldn't be here, inproperly packed state");	×
54	}
55
56	myFlex.reset(myText, startOffset, endOffset, initialState);	1✔
57	myTokenType = null;	1✔
58	}	1✔
59
60	@Override
61	public int getState() {
62	if (myTokenType == null) {	1✔
63	locateToken();	1✔
64	}
65	return myState;	1✔
66	}
67
68	@Override
69	public IElementType getTokenType() {
70	if (myTokenType == null) {	1✔
71	locateToken();	1✔
72	}
73	return myTokenType;	1✔
74	}
75
76	@Override
77	public int getTokenStart() {
78	if (myTokenType == null) {	1✔
79	locateToken();	1✔
80	}
81	return myFlex.getTokenStart();	1✔
82	}
83
84	@Override
85	public int getTokenEnd() {
86	if (myTokenType == null) {	1!
87	locateToken();	×
88	}
89	return myFlex.getTokenEnd();	1✔
90	}
91
92	@Override
93	public void advance() {
94	if (myTokenType == null) {	1!
95	locateToken();	×
96	}
97	myTokenType = null;	1✔
98	}	1✔
99
100	@Override
101	public @NotNull CharSequence getBufferSequence() {
102	return myText;	1!
103	}
104
105	@Override
106	public int getBufferEnd() {
107	return myEnd;	×
108	}
109
110	protected void compileState() {
111	int customState = myFlex.getCustomState();	1✔
112	int lexerState = myFlex.yystate();	1✔
113
114	assert customState < 0x10000 && lexerState < 0x10000 : "Custom state: " + customState + "; lexerState: " + lexerState;	1!
115	myState = PerlTemplatingLexer.packState(lexerState, customState);	1✔
116	}	1✔
117
118	protected void locateToken() {
119	if (myTokenType != null) {	1!
120	return;	×
121	}
122	try {
123	compileState();	1✔
124	myTokenType = myFlex.advance();	1✔
125	}
126	catch (IOException e) { /Can't happen/ }	×
127	catch (Error e) {	×
128	// add lexer class name to the error
129	final Error error = new Error(myFlex.getClass().getName() + ": " + e.getMessage());	×
130	error.setStackTrace(e.getStackTrace());	×
131	throw error;	×
132	}	1✔
133	}	1✔
134	}

Camelcade / Perl5-IDEA / #525521819

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