Functional Weave
Code in Rust

Results for “net”

100 capabilities

net.cidr
CIDR blocks: network, broadcast, first and last host, host count, netmask and prefix, and membership.
A group of 5: cidr_info, cidr_contains, is_cidr, prefix_to_netmask, netmask_to_prefix
net.port
Check a TCP/UDP port number and name the IANA service registered on it, with its system/user/dynamic range.
A group of 2: is_port, port_service
net.ipv6
Parse IPv6 addresses and write them in RFC 5952 canonical form: lower-case, zeros compressed, IPv4 embedded.
A group of 3: parse_ipv6, format_ipv6, is_ipv6
net.ipv4
Parse, format and check dotted-quad IPv4 addresses, refusing leading zeros, octal, hex and short forms.
A group of 3: parse_ipv4, format_ipv4, is_ipv4
finance.tax.remove-vat Unreviewed
Extract the VAT already included in a gross amount, using the rate in force on the date of supply.
remove_vat in Rust
text.number-to-words
Write a money amount in words for a cheque: "one thousand two hundred and thirty-four pounds and fifty-six pence".
amount_in_words in Rust
money.parse
Parse "£1,234.50" or "1.234,50 €" into integer minor units, strictly: no guessing, no rounding.
parse_money in Rust
money.compare
Compare two amounts of one currency, refusing to compare across currencies; min, max and clamp too.
A group of 4: compare_money, min_money, max_money, clamp_money
invest.bond-yield Unreviewed
Current yield and yield to maturity of a fixed-coupon bond from its clean price, as Excel's YIELD defines it.
bond_yield in Rust
retail.oss-vat
EU distance-selling VAT: which member state's standard rate applies under OSS and the EUR 10,000 threshold, and the VAT.
oss_vat in Rust
fleet.emissions
Vehicle greenhouse gas emissions (grams CO2e) from fuel used or distance, using UK government DESNZ conversion factors.
fleet_emissions in Rust