From 7201b63412aa7efe19ddbe216142432b62d8b76d Mon Sep 17 00:00:00 2001
From: kevin <kevin@larke.org>
Date: Tue, 25 Jul 2023 20:19:59 -0400
Subject: [PATCH] cwCsv.h/cpp: Added parse_field( ..., uint8_t )

---
 cwCsv.cpp | 12 ++++++++++++
 cwCsv.h   | 10 +++++++++-
 2 files changed, 21 insertions(+), 1 deletion(-)

diff --git a/cwCsv.cpp b/cwCsv.cpp
index ee302d5..646032e 100644
--- a/cwCsv.cpp
+++ b/cwCsv.cpp
@@ -490,6 +490,12 @@ cw::rc_t cw::csv::field_char_count( handle_t h, unsigned colIdx, unsigned& charC
   return rc;
 }
 
+cw::rc_t cw::csv::parse_field( handle_t h, unsigned colIdx, uint8_t& valRef )
+{
+  csv_t* p = _handleToPtr(h);
+  return _parse_number_field( p, colIdx, valRef )  ;
+}
+
 cw::rc_t cw::csv::parse_field( handle_t h, unsigned colIdx, unsigned& valRef )
 {
   csv_t* p = _handleToPtr(h);
@@ -514,6 +520,12 @@ cw::rc_t cw::csv::parse_field( handle_t h, unsigned colIdx, const char*& valRef
   return _parse_string_field( p, colIdx, valRef );
 }
 
+cw::rc_t cw::csv::parse_field( handle_t h, const char* colLabel, uint8_t& valRef )
+{
+  csv_t* p = _handleToPtr(h);
+  return _parse_number_field(p, colLabel, valRef );
+}
+
 cw::rc_t cw::csv::parse_field( handle_t h, const char* colLabel, unsigned& valRef )
 {
   csv_t* p = _handleToPtr(h);
diff --git a/cwCsv.h b/cwCsv.h
index 3da8978..f657862 100644
--- a/cwCsv.h
+++ b/cwCsv.h
@@ -32,20 +32,28 @@ namespace cw
     // This function return kEofRC when it increments past the last line in the file.
     rc_t next_line( handle_t h );
 
-    // line index (first line==0) of the line currently being parsed.
+    // line index (first line==0) of the line currently bei[ng parsed.
     unsigned cur_line_index( handle_t h );
 
     // Return the count of characters in the field identified by 'colIdx'.
     rc_t field_char_count( handle_t h, unsigned colIdx, unsigned& charCntRef );
 
+    rc_t parse_field( handle_t h, unsigned colIdx, uint8_t& valRef );
     rc_t parse_field( handle_t h, unsigned colIdx, unsigned& valRef );
     rc_t parse_field( handle_t h, unsigned colIdx, int& valRef );
     rc_t parse_field( handle_t h, unsigned colIdx, double& valRef );
+    
+    // The returned pointer is a pointer into an internal 'line' buffer.
+    // The reference is therefore only valid until the next call to next_line().
     rc_t parse_field( handle_t h, unsigned colIdx, const char*& valRef );
 
+    rc_t parse_field( handle_t h, const char* colLabel, uint8_t& valRef );
     rc_t parse_field( handle_t h, const char* colLabel, unsigned& valRef );
     rc_t parse_field( handle_t h, const char* colLabel, int& valRef );
     rc_t parse_field( handle_t h, const char* colLabel, double& valRef );
+    
+    // The returned pointer is a pointer into an internal 'line' buffer.
+    // The reference is therefore only valid until the next call to next_line().
     rc_t parse_field( handle_t h, const char* colLabel, const char*& valRef );
 
     inline rc_t _getv(handle_t) { return kOkRC; }