Press n or j to go to the next uncovered block, b, p or k for the previous block.
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export { simpleRegex, emailRegex, base64Regex, minaRegex }
// 1=(a|b) (2=(b|c)+ )+d
function simpleRegex(input: Field[]) {
const num_bytes = input.length;
let states: Bool[][] = Array.from({ length: num_bytes + 1 }, () => []);
for (let i = 0; i < num_bytes; i++) {
states[i][0] = Bool(true);
}
for (let i = 1; i < 10; i++) {
states[0][i] = Bool(false);
}
for (let i = 0; i < num_bytes; i++) {
const eq0 = input[i].equals(49);
const and0 = states[i][0].and(eq0);
states[i+1][1] = and0;
const eq1 = input[i].equals(61);
const and1 = states[i][1].and(eq1);
states[i+1][2] = and1;
const eq2 = input[i].equals(97);
const eq3 = input[i].equals(98);
let multi_or0 = Bool(false);
multi_or0 = multi_or0.or(eq2);
multi_or0 = multi_or0.or(eq3);
const and2 = states[i][2].and(multi_or0);
states[i+1][3] = and2;
const eq4 = input[i].equals(32);
const and3 = states[i][3].and(eq4);
states[i+1][4] = and3;
const eq5 = input[i].equals(50);
const and4 = states[i][4].and(eq5);
const eq6 = input[i].equals(50);
const and5 = states[i][8].and(eq6);
let multi_or1 = Bool(false);
multi_or1 = multi_or1.or(and4);
multi_or1 = multi_or1.or(and5);
states[i+1][5] = multi_or1;
const eq7 = input[i].equals(61);
const and6 = states[i][5].and(eq7);
states[i+1][6] = and6;
const eq8 = input[i].equals(98);
const eq9 = input[i].equals(99);
let multi_or2 = Bool(false);
multi_or2 = multi_or2.or(eq8);
multi_or2 = multi_or2.or(eq9);
const and7 = states[i][6].and(multi_or2);
const eq10 = input[i].equals(98);
const eq11 = input[i].equals(99);
let multi_or3 = Bool(false);
multi_or3 = multi_or3.or(eq10);
multi_or3 = multi_or3.or(eq11);
const and8 = states[i][7].and(multi_or3);
let multi_or4 = Bool(false);
multi_or4 = multi_or4.or(and7);
multi_or4 = multi_or4.or(and8);
states[i+1][7] = multi_or4;
const eq12 = input[i].equals(32);
const and9 = states[i][7].and(eq12);
states[i+1][8] = and9;
const eq13 = input[i].equals(100);
const and10 = states[i][8].and(eq13);
states[i+1][9] = and10;
}
let final_state_sum: Field[] = [];
final_state_sum[0] = states[0][9].toField();
for (let i = 1; i <= num_bytes; i++) {
final_state_sum[i] = final_state_sum[i-1].add(states[i][9].toField());
}
const out = final_state_sum[num_bytes];
return out;
}
// ([a-zA-Z0-9._%-=]+@[a-zA-Z0-9.-]+.[a-z])
// Note: this is note the perfect regex pattern for an email: this is just for testing purposes
function emailRegex(input: Field[]) {
const num_bytes = input.length;
let states: Bool[][] = Array.from({ length: num_bytes + 1 }, () => []);
for (let i = 0; i < num_bytes; i++) {
states[i][0] = Bool(true);
}
for (let i = 1; i < 6; i++) {
states[0][i] = Bool(false);
}
for (let i = 0; i < num_bytes; i++) {
const lt0 = Field(64).lessThan(input[i]);
const lt1 = input[i].lessThan(91);
const and0 = lt0.and(lt1)
const lt2 = Field(96).lessThan(input[i]);
const lt3 = input[i].lessThan(123);
const and1 = lt2.and(lt3);
const lt4 = Field(47).lessThan(input[i]);
const lt5 = input[i].lessThan(58);
const and2 = lt4.and(lt5);
const eq0 = input[i].equals(37);
const eq1 = input[i].equals(45);
const eq2 = input[i].equals(46);
const eq3 = input[i].equals(61);
const eq4 = input[i].equals(95);
let multi_or0 = Bool(false);
multi_or0 = multi_or0.or(and0);
multi_or0 = multi_or0.or(and1);
multi_or0 = multi_or0.or(and2);
multi_or0 = multi_or0.or(eq0);
multi_or0 = multi_or0.or(eq1);
multi_or0 = multi_or0.or(eq2);
multi_or0 = multi_or0.or(eq3);
multi_or0 = multi_or0.or(eq4);
const and3 = states[i][0].and(multi_or0);
const lt6 = Field(64).lessThan(input[i]);
const lt7 = input[i].lessThan(91);
const and4 = lt6.and(lt7)
const lt8 = Field(96).lessThan(input[i]);
const lt9 = input[i].lessThan(123);
const and5 = lt8.and(lt9);
const lt10 = Field(47).lessThan(input[i]);
const lt11 = input[i].lessThan(58);
const and6 = lt10.and(lt11);
const eq5 = input[i].equals(37);
const eq6 = input[i].equals(45);
const eq7 = input[i].equals(46);
const eq8 = input[i].equals(61);
const eq9 = input[i].equals(95);
let multi_or1 = Bool(false);
multi_or1 = multi_or1.or(and4);
multi_or1 = multi_or1.or(and5);
multi_or1 = multi_or1.or(and6);
multi_or1 = multi_or1.or(eq5);
multi_or1 = multi_or1.or(eq6);
multi_or1 = multi_or1.or(eq7);
multi_or1 = multi_or1.or(eq8);
multi_or1 = multi_or1.or(eq9);
const and7 = states[i][1].and(multi_or1);
let multi_or2 = Bool(false);
multi_or2 = multi_or2.or(and3);
multi_or2 = multi_or2.or(and7);
states[i+1][1] = multi_or2;
const eq10 = input[i].equals(64);
const and8 = states[i][1].and(eq10);
states[i+1][2] = and8;
const lt12 = Field(64).lessThan(input[i]);
const lt13 = input[i].lessThan(91);
const and9 = lt12.and(lt13)
const lt14 = Field(96).lessThan(input[i]);
const lt15 = input[i].lessThan(123);
const and10 = lt14.and(lt15);
const lt16 = Field(47).lessThan(input[i]);
const lt17 = input[i].lessThan(58);
const and11 = lt16.and(lt17);
const eq11 = input[i].equals(45);
const eq12 = input[i].equals(46);
let multi_or3 = Bool(false);
multi_or3 = multi_or3.or(and9);
multi_or3 = multi_or3.or(and10);
multi_or3 = multi_or3.or(and11);
multi_or3 = multi_or3.or(eq11);
multi_or3 = multi_or3.or(eq12);
const and12 = states[i][2].and(multi_or3);
const lt18 = Field(64).lessThan(input[i]);
const lt19 = input[i].lessThan(91);
const and13 = lt18.and(lt19)
const lt20 = Field(96).lessThan(input[i]);
const lt21 = input[i].lessThan(123);
const and14 = lt20.and(lt21);
const lt22 = Field(47).lessThan(input[i]);
const lt23 = input[i].lessThan(58);
const and15 = lt22.and(lt23);
const eq13 = input[i].equals(45);
let multi_or4 = Bool(false);
multi_or4 = multi_or4.or(and13);
multi_or4 = multi_or4.or(and14);
multi_or4 = multi_or4.or(and15);
multi_or4 = multi_or4.or(eq13);
const and16 = states[i][3].and(multi_or4);
const lt24 = Field(64).lessThan(input[i]);
const lt25 = input[i].lessThan(91);
const and17 = lt24.and(lt25)
const lt26 = Field(47).lessThan(input[i]);
const lt27 = input[i].lessThan(58);
const and18 = lt26.and(lt27);
const eq14 = input[i].equals(45);
let multi_or5 = Bool(false);
multi_or5 = multi_or5.or(and17);
multi_or5 = multi_or5.or(and18);
multi_or5 = multi_or5.or(eq14);
const and19 = states[i][4].and(multi_or5);
const lt28 = Field(64).lessThan(input[i]);
const lt29 = input[i].lessThan(91);
const and20 = lt28.and(lt29)
const lt30 = Field(96).lessThan(input[i]);
const lt31 = input[i].lessThan(123);
const and21 = lt30.and(lt31);
const lt32 = Field(47).lessThan(input[i]);
const lt33 = input[i].lessThan(58);
const and22 = lt32.and(lt33);
const eq15 = input[i].equals(45);
let multi_or6 = Bool(false);
multi_or6 = multi_or6.or(and20);
multi_or6 = multi_or6.or(and21);
multi_or6 = multi_or6.or(and22);
multi_or6 = multi_or6.or(eq15);
const and23 = states[i][5].and(multi_or6);
let multi_or7 = Bool(false);
multi_or7 = multi_or7.or(and12);
multi_or7 = multi_or7.or(and16);
multi_or7 = multi_or7.or(and19);
multi_or7 = multi_or7.or(and23);
states[i+1][3] = multi_or7;
const eq16 = input[i].equals(46);
const and24 = states[i][3].and(eq16);
const eq17 = input[i].equals(46);
const and25 = states[i][4].and(eq17);
const eq18 = input[i].equals(46);
const and26 = states[i][5].and(eq18);
let multi_or8 = Bool(false);
multi_or8 = multi_or8.or(and24);
multi_or8 = multi_or8.or(and25);
multi_or8 = multi_or8.or(and26);
states[i+1][4] = multi_or8;
const lt34 = Field(96).lessThan(input[i]);
const lt35 = input[i].lessThan(123);
const and27 = lt34.and(lt35);
const and28 = states[i][4].and(and27);
states[i+1][5] = and28;
}
let final_state_sum: Field[] = [];
final_state_sum[0] = states[0][5].toField();
for (let i = 1; i <= num_bytes; i++) {
final_state_sum[i] = final_state_sum[i-1].add(states[i][5].toField());
}
const out = final_state_sum[num_bytes];
return out;
}
// ([a-zA-Z0-9]|\\+|/|=)
function base64Regex(input: Field[]) {
const num_bytes = input.length;
let states: Bool[][] = Array.from({ length: num_bytes + 1 }, () => []);
for (let i = 0; i < num_bytes; i++) {
states[i][0] = Bool(true);
}
for (let i = 1; i < 2; i++) {
states[0][i] = Bool(false);
}
for (let i = 0; i < num_bytes; i++) {
const lt0 = Field(64).lessThan(input[i]);
const lt1 = input[i].lessThan(91);
const and0 = lt0.and(lt1)
const lt2 = Field(96).lessThan(input[i]);
const lt3 = input[i].lessThan(123);
const and1 = lt2.and(lt3);
const lt4 = Field(47).lessThan(input[i]);
const lt5 = input[i].lessThan(58);
const and2 = lt4.and(lt5);
const eq0 = input[i].equals(43);
const eq1 = input[i].equals(47);
const eq2 = input[i].equals(61);
let multi_or0 = Bool(false);
multi_or0 = multi_or0.or(and0);
multi_or0 = multi_or0.or(and1);
multi_or0 = multi_or0.or(and2);
multi_or0 = multi_or0.or(eq0);
multi_or0 = multi_or0.or(eq1);
multi_or0 = multi_or0.or(eq2);
const and3 = states[i][0].and(multi_or0);
states[i+1][1] = and3;
}
let final_state_sum: Field[] = [];
final_state_sum[0] = states[0][1].toField();
for (let i = 1; i <= num_bytes; i++) {
final_state_sum[i] = final_state_sum[i-1].add(states[i][1].toField());
}
const out = final_state_sum[num_bytes];
return out;
}
// (mina|MINA)+
function minaRegex(input: Field[]) {
const num_bytes = input.length;
let states: Bool[][] = Array.from({ length: num_bytes + 1 }, () => []);
for (let i = 0; i < num_bytes; i++) {
states[i][0] = Bool(true);
}
for (let i = 1; i < 8; i++) {
states[0][i] = Bool(false);
}
for (let i = 0; i < num_bytes; i++) {
const eq0 = input[i].equals(77);
const and0 = states[i][0].and(eq0);
const eq1 = input[i].equals(77);
const and1 = states[i][7].and(eq1);
let multi_or0 = Bool(false);
multi_or0 = multi_or0.or(and0);
multi_or0 = multi_or0.or(and1);
states[i+1][1] = multi_or0;
const eq2 = input[i].equals(109);
const and2 = states[i][0].and(eq2);
const eq3 = input[i].equals(109);
const and3 = states[i][7].and(eq3);
let multi_or1 = Bool(false);
multi_or1 = multi_or1.or(and2);
multi_or1 = multi_or1.or(and3);
states[i+1][2] = multi_or1;
const eq4 = input[i].equals(73);
const and4 = states[i][1].and(eq4);
states[i+1][3] = and4;
const eq5 = input[i].equals(105);
const and5 = states[i][2].and(eq5);
states[i+1][4] = and5;
const eq6 = input[i].equals(78);
const and6 = states[i][3].and(eq6);
states[i+1][5] = and6;
const eq7 = input[i].equals(110);
const and7 = states[i][4].and(eq7);
states[i+1][6] = and7;
const eq8 = input[i].equals(65);
const and8 = states[i][5].and(eq8);
const eq9 = input[i].equals(97);
const and9 = states[i][6].and(eq9);
let multi_or2 = Bool(false);
multi_or2 = multi_or2.or(and8);
multi_or2 = multi_or2.or(and9);
states[i+1][7] = multi_or2;
}
let final_state_sum: Field[] = [];
final_state_sum[0] = states[0][7].toField();
for (let i = 1; i <= num_bytes; i++) {
final_state_sum[i] = final_state_sum[i-1].add(states[i][7].toField());
}
const out = final_state_sum[num_bytes];
return out;
} |