public interface CharacterSource
Type Params | Return Type | Name and description |
---|---|---|
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public boolean |
consumeIfMatch(char[] match) Useful for finding constants in a string like true, false, etc. |
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public int |
currentChar() returns the current character without changing the IO pointer or index. |
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public String |
errorDetails(String message) |
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public char[] |
findNextChar(int ch, int esc) Used to find strings and their ilk Finds the next non-escaped char |
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public boolean |
hadEscape() |
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public boolean |
hasChar() Checks to see if there is a next character. |
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public int |
location() This is mostly for debugging and testing. |
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public int |
nextChar() returns the next character moving the file pointer or index to the next location. |
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public char[] |
readNumber() Reads a number from the character source. |
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public int |
safeNextChar() Combines the operations of nextChar and hasChar. |
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public void |
skipWhiteSpace() Skip white space. |
Useful for finding constants in a string like true, false, etc.
returns the current character without changing the IO pointer or index.
Used to find strings and their ilk Finds the next non-escaped char
ch
- character to findesc
- escape character to avoid next char if escapedChecks to see if there is a next character.
This is mostly for debugging and testing.
returns the next character moving the file pointer or index to the next location.
Reads a number from the character source.
Combines the operations of nextChar and hasChar. Characters is -1 if not found which signifies end of file. This might be preferable to avoid two method calls.
Skip white space.