File size: 2,446 Bytes
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###############################################################################
#
# Temboo Arduino library
#
# Copyright 2017, Temboo Inc.
#
# 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.
#
###############################################################################
*/
#include "BaseFormatter.h"
char BaseFormatter::escape(char c) {
char outChar = c;
switch(c) {
case '\\':
case '"':
outChar = '\\';
m_escapedChar = c;
break;
case '\b':
outChar = '\\';
m_escapedChar = 'b';
break;
case '\f':
outChar = '\\';
m_escapedChar = 'f';
break;
case '\n':
outChar = '\\';
m_escapedChar = 'n';
break;
case '\r':
outChar = '\\';
m_escapedChar = 'r';
break;
case '\t':
outChar = '\\';
m_escapedChar = 't';
break;
default:
m_escapedChar = '\0';
}
return outChar;
}
char BaseFormatter::finishEscape() {
char c = m_escapedChar;
m_escapedChar = '\0';
return c;
}
char BaseFormatter::readTagChar(int nextState) {
char c = pgm_read_byte(m_nextChar++);
if (pgm_read_byte(m_nextChar) == '\0') {
m_nextState = nextState;
}
return c;
}
char BaseFormatter::readValueChar(int nextState) {
char c;
if (isEscaping()) {
c = finishEscape();
if (*m_nextChar == '\0') {
m_nextState = nextState;
}
} else {
c = escape(*m_nextChar++);
if (!isEscaping()) {
if(*m_nextChar == '\0') {
m_nextState = nextState;
}
}
}
return c;
}
char BaseFormatter::readStartTagChar(const char* tag, int nextState) {
m_nextChar = tag;
char c = pgm_read_byte(m_nextChar++);
m_nextState = nextState;
return c;
}
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