ZIG_REGEX

const std = @import("std");
// tools regex
const reg = @import("match");
const allocatorPrint = std.heap.page_allocator;
pub fn main() !void {
const stdin = std.io.getStdIn().reader();
var buf : [3]u8 = undefined;
buf = [_]u8{0} ** 3;
 std.debug.print("Macth abc {} \r\n",.{reg.isMatch("p1","^[A-Z]{1,1}[a-zA-Z0-9]{0,}$/g")}) ;
 std.debug.print("Macth abc {} \r\n",.{reg.isMatch("p1","^[a-zA-Z]{1,1}[a-zA-Z0-9]{0,}$")}) ;
 std.debug.print("Macth digit {} \r\n",.{reg.isMatch(
 "423",
 "^[1-9]{1,1}?[0-9]{0,}$")}) ;
 std.debug.print("Macth tel fr{} \r\n",.{reg.isMatch(
 "+(33)6.12.34.56.78",
 "^[+]{1,1}[(]{0,1}[0-9]{1,3}[)]([0-9]{1,3}){1,1}([-. ]?[0-9]{2,3}){2,4}$")}) ;
 std.debug.print("Macth tel us{} \r\n",.{reg.isMatch(
 "+(001)456.123.789",
 "^[+]{1,1}[(]([0-9]{3,3})[)]([-. ]?[0-9]{3}){2,4}$")}) ;
 
 std.debug.print("Macth date fr{} \r\n",.{reg.isMatch(
 "12/10/1951",
 "^(0[1-9]|[12][0-9]|3[01])[\\/](0[1-9]|1[012])[\\/][0-9]{4,4}$")});
 std.debug.print("Macth date us{} \r\n",.{reg.isMatch(
 "10/12/1951",
 "^(0[1-9]|1[012])[\\/](0[1-9]|[12][0-9]|3[01])[\\/][0-9]{4,4}$")});
 std.debug.print("Macth date iso{} \r\n",.{reg.isMatch(
 "2003-02-25",
 "^([0-9]{4,4})[-](0[1-9]|1[012])[-](0[1-9]|[12][0-9]|3[01])$")});
 // https://stackoverflow.com/questions/201323/how-can-i-validate-an-email-address-using-a-regular-expression
 // chapitre RFC 6532 updates 5322 to allow and include full, clean UTF-8.
 std.debug.print("Macth Mail{} \r\n",.{reg.isMatch(
 "myname.myfirstname@gmail.com",
 "^([-!#-\'*+\\/-9=?A-Z^-~]{1,64}(\\.[-!#-\'*+\\/-9=?A-Z^-~]{1,64})*|\"([]!#-[^-~ \t]|(\\[\t -~]))+\")@[0-9A-Za-z]([0-9A-Za-z-]{0,61}[0-9A-Za-z])?(\\.[0-9A-Za-z]([0-9A-Za-z-]{0,61}[0-9A-Za-z])?)+$")});
 //oreilly
 std.debug.print("Macth Mail{} \r\n",.{reg.isMatch(
 "myname.myfirstname@gmail.com",
 "^[A-Z0-9_!#$%&'*+/=?`{|}~^.-]+@[A-Z0-9.-]+$")});
 var width :usize = 5;
 // unsigned digit
 std.debug.print("Macth digit unsigned{} \r\n",.{reg.isMatch(
 "123",
 std.fmt.allocPrint(allocatorPrint,"^[0-9]{s}{d}{s}$",.{"{1,",width,"}"},) catch unreachable)});
 // unsigned digit
 std.debug.print("Macth digit {} \r\n",.{reg.isMatch(
 "+12345",
 std.fmt.allocPrint(allocatorPrint,"^[+-][0-9]{s}{d}{s}$",.{"{1,",width,"}"},) catch unreachable)});
 
 // decimal unsigned scal = 0
 std.debug.print("Macth decimal unsigned scal = 0 {} \r\n",.{reg.isMatch(
 "12345",
 std.fmt.allocPrint(allocatorPrint,"^[0-9]{s}1,{d}{s}$",.{"{",width,"}"},) catch unreachable)});
 var scal :usize = 2;
 // decimal unsigned scal > 0
 std.debug.print("Macth decimal unsigned scal > 0 {} \r\n",.{reg.isMatch(
 "12345.02",
 std.fmt.allocPrint(allocatorPrint,
 "^[0-9]{s}1,{d}{s}[.][0-9]{s}{d}{s}$",.{"{",width,"}","{",scal,"}"}
 ) catch unreachable)});
 _= try stdin.readUntilDelimiterOrEof(buf[0..], '\n');
 
 // decimal signed scal = 0
 std.debug.print("Macth decimal signed scal = 0 {} \r\n",.{reg.isMatch(
 "+12345",
 std.fmt.allocPrint(allocatorPrint,"^[+-][0-9]{s}1,{d}{s}$",.{"{",width,"}"},) catch unreachable)});
 // decimal unsigned scal > 0
 std.debug.print("Macth decimal signed scal > 0 {} \r\n",.{reg.isMatch(
 "+12345.02",
 std.fmt.allocPrint(allocatorPrint,
 "^[+-][0-9]{s}1,{d}{s}[.][0-9]{s}{d}{s}$",.{"{",width,"}","{",scal,"}"}
 ) catch unreachable)});
 var i: usize = 0 ;
 while(i < 5000) : ( i += 1 ) {
 _=reg.isMatch(
 "1951-10-12",
 "^([0-9]{4,4})[-](0[1-9]|1[012])[-](0[1-9]|[12][0-9]|3[01])$");
 }
buf = [_]u8{0} ** 3;
 _= try stdin.readUntilDelimiterOrEof(buf[0..], '\n');
}